diff --git a/docs/mammon-api.yml b/docs/mammon-api.yml
index a8c89b0..2f8bee0 100644
--- a/docs/mammon-api.yml
+++ b/docs/mammon-api.yml
@@ -6,6 +6,57 @@ servers:
 - url: http://localhost:8080
   description: Generated server url
 paths:
+  /rule-books/{ruleBookId}:
+    get:
+      tags:
+      - rule-book-controller
+      operationId: findRuleBookById
+      parameters:
+      - name: ruleBookId
+        in: path
+        required: true
+        schema:
+          type: string
+          format: uuid
+      responses:
+        "404":
+          description: Not Found
+        "400":
+          description: Bad Request
+        "200":
+          description: OK
+          content:
+            '*/*':
+              schema:
+                $ref: "#/components/schemas/RuleBookResponse"
+    put:
+      tags:
+      - rule-book-controller
+      operationId: updateRuleBook
+      parameters:
+      - name: ruleBookId
+        in: path
+        required: true
+        schema:
+          type: string
+          format: uuid
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/UpdateRuleBookRequest"
+        required: true
+      responses:
+        "404":
+          description: Not Found
+        "400":
+          description: Bad Request
+        "200":
+          description: OK
+          content:
+            '*/*':
+              schema:
+                $ref: "#/components/schemas/RuleBookResponse"
   /ledgers/main/{ledgerId}:
     put:
       tags:
@@ -64,6 +115,45 @@ paths:
             '*/*':
               schema:
                 $ref: "#/components/schemas/CombinedLedgerResponse"
+  /rule-books:
+    get:
+      tags:
+      - rule-book-controller
+      operationId: findAllRuleBooks
+      responses:
+        "404":
+          description: Not Found
+        "400":
+          description: Bad Request
+        "200":
+          description: OK
+          content:
+            '*/*':
+              schema:
+                type: array
+                items:
+                  $ref: "#/components/schemas/RuleBookResponse"
+    post:
+      tags:
+      - rule-book-controller
+      operationId: createRuleBook
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/CreateRuleBookRequest"
+        required: true
+      responses:
+        "404":
+          description: Not Found
+        "400":
+          description: Bad Request
+        "200":
+          description: OK
+          content:
+            '*/*':
+              schema:
+                $ref: "#/components/schemas/RuleBookResponse"
   /process-activities:
     post:
       tags:
@@ -120,57 +210,6 @@ paths:
             '*/*':
               schema:
                 $ref: "#/components/schemas/CombinedLedgerResponse"
-  /characters/{characterId}/rule-book:
-    get:
-      tags:
-      - rule-book-controller
-      operationId: findByCharacterId
-      parameters:
-      - name: characterId
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      responses:
-        "404":
-          description: Not Found
-        "400":
-          description: Bad Request
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/RuleBookResponse"
-    post:
-      tags:
-      - rule-book-controller
-      operationId: setCharacterRuleBook
-      parameters:
-      - name: characterId
-        in: path
-        required: true
-        schema:
-          type: integer
-          format: int64
-      requestBody:
-        content:
-          application/json:
-            schema:
-              $ref: "#/components/schemas/SetCharacterRuleBookRequest"
-        required: true
-      responses:
-        "404":
-          description: Not Found
-        "400":
-          description: Bad Request
-        "200":
-          description: OK
-          content:
-            '*/*':
-              schema:
-                $ref: "#/components/schemas/RuleBookResponse"
   /activity/fetch/{characterId}:
     post:
       tags:
@@ -194,7 +233,7 @@ paths:
     get:
       tags:
       - ledger-controller
-      operationId: findAll
+      operationId: findAllLedgers
       responses:
         "404":
           description: Not Found
@@ -214,7 +253,7 @@ paths:
     get:
       tags:
       - ledger-controller
-      operationId: findById
+      operationId: findLedgerById
       parameters:
       - name: ledgerId
         in: path
@@ -239,7 +278,7 @@ paths:
     get:
       tags:
       - character-controller
-      operationId: getCharacters
+      operationId: findAllCharacters
       responses:
         "404":
           description: Not Found
@@ -255,6 +294,72 @@ paths:
                   $ref: "#/components/schemas/CharacterResponse"
 components:
   schemas:
+    RuleClauseResponse:
+      type: object
+      properties:
+        rate:
+          type: string
+          enum:
+          - NONE
+          - VALUE
+          - JITA_BUY
+          - JITA_SELL
+          - EVE_ESTIMATE
+        fromLedgerRef:
+          type: string
+        toLedgerRef:
+          type: string
+      required:
+      - fromLedgerRef
+      - rate
+      - toLedgerRef
+    RuleResponse:
+      type: object
+      properties:
+        rules:
+          type: array
+          items:
+            $ref: "#/components/schemas/RuleClauseResponse"
+      required:
+      - rules
+    UpdateRuleBookRequest:
+      type: object
+      properties:
+        name:
+          type: string
+        ledgerRefs:
+          type: array
+          items:
+            type: string
+        rules:
+          type: object
+          additionalProperties:
+            $ref: "#/components/schemas/RuleResponse"
+      required:
+      - ledgerRefs
+      - name
+      - rules
+    RuleBookResponse:
+      type: object
+      properties:
+        ruleBookId:
+          type: string
+          format: uuid
+        name:
+          type: string
+        ledgerRefs:
+          type: array
+          items:
+            type: string
+        rules:
+          type: object
+          additionalProperties:
+            $ref: "#/components/schemas/RuleResponse"
+      required:
+      - ledgerRefs
+      - name
+      - ruleBookId
+      - rules
     UpdateMainLedgerRequest:
       type: object
       properties:
@@ -321,6 +426,23 @@ components:
       - ledgerId
       - memberLedgerIds
       - name
+    CreateRuleBookRequest:
+      type: object
+      properties:
+        name:
+          type: string
+        ledgerRefs:
+          type: array
+          items:
+            type: string
+        rules:
+          type: object
+          additionalProperties:
+            $ref: "#/components/schemas/RuleResponse"
+      required:
+      - ledgerRefs
+      - name
+      - rules
     CreateMainLedgerRequest:
       type: object
       properties:
@@ -341,56 +463,6 @@ components:
       required:
       - memberLedgerIds
       - name
-    RuleResponse:
-      type: object
-      properties:
-        rate:
-          type: string
-          enum:
-          - NONE
-          - VALUE
-          - JITA_BUY
-          - JITA_SELL
-          - EVE_ESTIMATE
-        fromLedgerId:
-          type: string
-          format: uuid
-        toLedgerId:
-          type: string
-          format: uuid
-      required:
-      - rate
-    RuleSetResponse:
-      type: object
-      properties:
-        rules:
-          type: array
-          items:
-            $ref: "#/components/schemas/RuleResponse"
-      required:
-      - rules
-    SetCharacterRuleBookRequest:
-      type: object
-      properties:
-        ruleSets:
-          type: object
-          additionalProperties:
-            $ref: "#/components/schemas/RuleSetResponse"
-      required:
-      - ruleSets
-    RuleBookResponse:
-      type: object
-      properties:
-        characterId:
-          type: integer
-          format: int64
-        ruleSets:
-          type: object
-          additionalProperties:
-            $ref: "#/components/schemas/RuleSetResponse"
-      required:
-      - characterId
-      - ruleSets
     LedgerResponse:
       type: object
       discriminator:
diff --git a/src/characters/chartacters.ts b/src/characters/chartacters.ts
index 1c9dba4..9e50c8b 100644
--- a/src/characters/chartacters.ts
+++ b/src/characters/chartacters.ts
@@ -20,7 +20,7 @@ export const useCharactersStore = defineStore('characters', () => {
 
     const reloadActivities = (characterId: number): Promise<void> => activityControllerApi.fetchNewActivitiesForCharacter(characterId) as Promise<void>;
 
-    const refresh = () => characterControllerApi.getCharacters().then(response => characters.value = response.data);
+    const refresh = () => characterControllerApi.findAllCharacters().then(response => characters.value = response.data);
 
     refresh();
 
diff --git a/src/generated/mammon/api.ts b/src/generated/mammon/api.ts
index 5831e35..6269e46 100644
--- a/src/generated/mammon/api.ts
+++ b/src/generated/mammon/api.ts
@@ -48,10 +48,15 @@ export interface CreateCombinedLedgerRequest {
 export interface CreateMainLedgerRequest {
     'name': string;
 }
+export interface CreateRuleBookRequest {
+    'name': string;
+    'ledgerRefs': Array<string>;
+    'rules': { [key: string]: RuleResponse; };
+}
 /**
- * @type FindAll200ResponseInner
+ * @type FindAllLedgers200ResponseInner
  */
-export type FindAll200ResponseInner = CombinedLedgerResponse | MainLedgerResponse;
+export type FindAllLedgers200ResponseInner = CombinedLedgerResponse | MainLedgerResponse;
 
 export interface LedgerResponse {
     'type'?: LedgerResponseTypeEnum;
@@ -78,13 +83,15 @@ export const MainLedgerResponseTypeEnum = {
 export type MainLedgerResponseTypeEnum = typeof MainLedgerResponseTypeEnum[keyof typeof MainLedgerResponseTypeEnum];
 
 export interface RuleBookResponse {
-    'characterId': number;
+    'ruleBookId': string;
+    'name': string;
+    'ledgerRefs': Array<string>;
     'rules': { [key: string]: RuleResponse; };
 }
 export interface RuleClauseResponse {
     'rate': RuleClauseResponseRateEnum;
-    'fromLedgerId'?: string;
-    'toLedgerId'?: string;
+    'fromLedgerRef': string;
+    'toLedgerRef': string;
 }
 
 export const RuleClauseResponseRateEnum = {
@@ -100,9 +107,6 @@ export type RuleClauseResponseRateEnum = typeof RuleClauseResponseRateEnum[keyof
 export interface RuleResponse {
     'rules': Array<RuleClauseResponse>;
 }
-export interface SetCharacterRuleBookRequest {
-    'rules': { [key: string]: RuleResponse; };
-}
 export interface UpdateCombinedLedgerRequest {
     'name': string;
     'memberLedgerIds': Array<string>;
@@ -110,6 +114,11 @@ export interface UpdateCombinedLedgerRequest {
 export interface UpdateMainLedgerRequest {
     'name': string;
 }
+export interface UpdateRuleBookRequest {
+    'name': string;
+    'ledgerRefs': Array<string>;
+    'rules': { [key: string]: RuleResponse; };
+}
 
 /**
  * ActivityControllerApi - axios parameter creator
@@ -217,7 +226,7 @@ export const CharacterControllerApiAxiosParamCreator = function (configuration?:
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        getCharacters: async (options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
+        findAllCharacters: async (options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
             const localVarPath = `/characters`;
             // use dummy base URL string because the URL constructor only accepts absolute URLs.
             const localVarUrlObj = new URL(localVarPath, DUMMY_BASE_URL);
@@ -255,10 +264,10 @@ export const CharacterControllerApiFp = function(configuration?: Configuration)
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        async getCharacters(options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<Array<CharacterResponse>>> {
-            const localVarAxiosArgs = await localVarAxiosParamCreator.getCharacters(options);
+        async findAllCharacters(options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<Array<CharacterResponse>>> {
+            const localVarAxiosArgs = await localVarAxiosParamCreator.findAllCharacters(options);
             const localVarOperationServerIndex = configuration?.serverIndex ?? 0;
-            const localVarOperationServerBasePath = operationServerMap['CharacterControllerApi.getCharacters']?.[localVarOperationServerIndex]?.url;
+            const localVarOperationServerBasePath = operationServerMap['CharacterControllerApi.findAllCharacters']?.[localVarOperationServerIndex]?.url;
             return (axios, basePath) => createRequestFunction(localVarAxiosArgs, globalAxios, BASE_PATH, configuration)(axios, localVarOperationServerBasePath || basePath);
         },
     }
@@ -275,8 +284,8 @@ export const CharacterControllerApiFactory = function (configuration?: Configura
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        getCharacters(options?: RawAxiosRequestConfig): AxiosPromise<Array<CharacterResponse>> {
-            return localVarFp.getCharacters(options).then((request) => request(axios, basePath));
+        findAllCharacters(options?: RawAxiosRequestConfig): AxiosPromise<Array<CharacterResponse>> {
+            return localVarFp.findAllCharacters(options).then((request) => request(axios, basePath));
         },
     };
 };
@@ -290,8 +299,8 @@ export class CharacterControllerApi extends BaseAPI {
      * @param {*} [options] Override http request option.
      * @throws {RequiredError}
      */
-    public getCharacters(options?: RawAxiosRequestConfig) {
-        return CharacterControllerApiFp(this.configuration).getCharacters(options).then((request) => request(this.axios, this.basePath));
+    public findAllCharacters(options?: RawAxiosRequestConfig) {
+        return CharacterControllerApiFp(this.configuration).findAllCharacters(options).then((request) => request(this.axios, this.basePath));
     }
 }
 
@@ -375,7 +384,7 @@ export const LedgerControllerApiAxiosParamCreator = function (configuration?: Co
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        findAll: async (options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
+        findAllLedgers: async (options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
             const localVarPath = `/ledgers`;
             // use dummy base URL string because the URL constructor only accepts absolute URLs.
             const localVarUrlObj = new URL(localVarPath, DUMMY_BASE_URL);
@@ -405,9 +414,9 @@ export const LedgerControllerApiAxiosParamCreator = function (configuration?: Co
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        findById: async (ledgerId: string, options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
+        findLedgerById: async (ledgerId: string, options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
             // verify required parameter 'ledgerId' is not null or undefined
-            assertParamExists('findById', 'ledgerId', ledgerId)
+            assertParamExists('findLedgerById', 'ledgerId', ledgerId)
             const localVarPath = `/ledgers/{ledgerId}`
                 .replace('{ledgerId}', encodeURIComponent(String(ledgerId)));
             // use dummy base URL string because the URL constructor only accepts absolute URLs.
@@ -546,10 +555,10 @@ export const LedgerControllerApiFp = function(configuration?: Configuration) {
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        async findAll(options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<Array<FindAll200ResponseInner>>> {
-            const localVarAxiosArgs = await localVarAxiosParamCreator.findAll(options);
+        async findAllLedgers(options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<Array<FindAllLedgers200ResponseInner>>> {
+            const localVarAxiosArgs = await localVarAxiosParamCreator.findAllLedgers(options);
             const localVarOperationServerIndex = configuration?.serverIndex ?? 0;
-            const localVarOperationServerBasePath = operationServerMap['LedgerControllerApi.findAll']?.[localVarOperationServerIndex]?.url;
+            const localVarOperationServerBasePath = operationServerMap['LedgerControllerApi.findAllLedgers']?.[localVarOperationServerIndex]?.url;
             return (axios, basePath) => createRequestFunction(localVarAxiosArgs, globalAxios, BASE_PATH, configuration)(axios, localVarOperationServerBasePath || basePath);
         },
         /**
@@ -558,10 +567,10 @@ export const LedgerControllerApiFp = function(configuration?: Configuration) {
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        async findById(ledgerId: string, options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<FindAll200ResponseInner>> {
-            const localVarAxiosArgs = await localVarAxiosParamCreator.findById(ledgerId, options);
+        async findLedgerById(ledgerId: string, options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<FindAllLedgers200ResponseInner>> {
+            const localVarAxiosArgs = await localVarAxiosParamCreator.findLedgerById(ledgerId, options);
             const localVarOperationServerIndex = configuration?.serverIndex ?? 0;
-            const localVarOperationServerBasePath = operationServerMap['LedgerControllerApi.findById']?.[localVarOperationServerIndex]?.url;
+            const localVarOperationServerBasePath = operationServerMap['LedgerControllerApi.findLedgerById']?.[localVarOperationServerIndex]?.url;
             return (axios, basePath) => createRequestFunction(localVarAxiosArgs, globalAxios, BASE_PATH, configuration)(axios, localVarOperationServerBasePath || basePath);
         },
         /**
@@ -622,8 +631,8 @@ export const LedgerControllerApiFactory = function (configuration?: Configuratio
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        findAll(options?: RawAxiosRequestConfig): AxiosPromise<Array<FindAll200ResponseInner>> {
-            return localVarFp.findAll(options).then((request) => request(axios, basePath));
+        findAllLedgers(options?: RawAxiosRequestConfig): AxiosPromise<Array<FindAllLedgers200ResponseInner>> {
+            return localVarFp.findAllLedgers(options).then((request) => request(axios, basePath));
         },
         /**
          * 
@@ -631,8 +640,8 @@ export const LedgerControllerApiFactory = function (configuration?: Configuratio
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        findById(ledgerId: string, options?: RawAxiosRequestConfig): AxiosPromise<FindAll200ResponseInner> {
-            return localVarFp.findById(ledgerId, options).then((request) => request(axios, basePath));
+        findLedgerById(ledgerId: string, options?: RawAxiosRequestConfig): AxiosPromise<FindAllLedgers200ResponseInner> {
+            return localVarFp.findLedgerById(ledgerId, options).then((request) => request(axios, basePath));
         },
         /**
          * 
@@ -686,8 +695,8 @@ export class LedgerControllerApi extends BaseAPI {
      * @param {*} [options] Override http request option.
      * @throws {RequiredError}
      */
-    public findAll(options?: RawAxiosRequestConfig) {
-        return LedgerControllerApiFp(this.configuration).findAll(options).then((request) => request(this.axios, this.basePath));
+    public findAllLedgers(options?: RawAxiosRequestConfig) {
+        return LedgerControllerApiFp(this.configuration).findAllLedgers(options).then((request) => request(this.axios, this.basePath));
     }
 
     /**
@@ -696,8 +705,8 @@ export class LedgerControllerApi extends BaseAPI {
      * @param {*} [options] Override http request option.
      * @throws {RequiredError}
      */
-    public findById(ledgerId: string, options?: RawAxiosRequestConfig) {
-        return LedgerControllerApiFp(this.configuration).findById(ledgerId, options).then((request) => request(this.axios, this.basePath));
+    public findLedgerById(ledgerId: string, options?: RawAxiosRequestConfig) {
+        return LedgerControllerApiFp(this.configuration).findLedgerById(ledgerId, options).then((request) => request(this.axios, this.basePath));
     }
 
     /**
@@ -821,15 +830,45 @@ export const RuleBookControllerApiAxiosParamCreator = function (configuration?:
     return {
         /**
          * 
-         * @param {number} characterId 
+         * @param {CreateRuleBookRequest} createRuleBookRequest 
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        findByCharacterId: async (characterId: number, options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
-            // verify required parameter 'characterId' is not null or undefined
-            assertParamExists('findByCharacterId', 'characterId', characterId)
-            const localVarPath = `/characters/{characterId}/rule-book`
-                .replace('{characterId}', encodeURIComponent(String(characterId)));
+        createRuleBook: async (createRuleBookRequest: CreateRuleBookRequest, options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
+            // verify required parameter 'createRuleBookRequest' is not null or undefined
+            assertParamExists('createRuleBook', 'createRuleBookRequest', createRuleBookRequest)
+            const localVarPath = `/rule-books`;
+            // use dummy base URL string because the URL constructor only accepts absolute URLs.
+            const localVarUrlObj = new URL(localVarPath, DUMMY_BASE_URL);
+            let baseOptions;
+            if (configuration) {
+                baseOptions = configuration.baseOptions;
+            }
+
+            const localVarRequestOptions = { method: 'POST', ...baseOptions, ...options};
+            const localVarHeaderParameter = {} as any;
+            const localVarQueryParameter = {} as any;
+
+            localVarHeaderParameter['Content-Type'] = 'application/json';
+            localVarHeaderParameter['Accept'] = '*/*';
+
+            setSearchParams(localVarUrlObj, localVarQueryParameter);
+            let headersFromBaseOptions = baseOptions && baseOptions.headers ? baseOptions.headers : {};
+            localVarRequestOptions.headers = {...localVarHeaderParameter, ...headersFromBaseOptions, ...options.headers};
+            localVarRequestOptions.data = serializeDataIfNeeded(createRuleBookRequest, localVarRequestOptions, configuration)
+
+            return {
+                url: toPathString(localVarUrlObj),
+                options: localVarRequestOptions,
+            };
+        },
+        /**
+         * 
+         * @param {*} [options] Override http request option.
+         * @throws {RequiredError}
+         */
+        findAllRuleBooks: async (options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
+            const localVarPath = `/rule-books`;
             // use dummy base URL string because the URL constructor only accepts absolute URLs.
             const localVarUrlObj = new URL(localVarPath, DUMMY_BASE_URL);
             let baseOptions;
@@ -854,18 +893,15 @@ export const RuleBookControllerApiAxiosParamCreator = function (configuration?:
         },
         /**
          * 
-         * @param {number} characterId 
-         * @param {SetCharacterRuleBookRequest} setCharacterRuleBookRequest 
+         * @param {string} ruleBookId 
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        setCharacterRuleBook: async (characterId: number, setCharacterRuleBookRequest: SetCharacterRuleBookRequest, options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
-            // verify required parameter 'characterId' is not null or undefined
-            assertParamExists('setCharacterRuleBook', 'characterId', characterId)
-            // verify required parameter 'setCharacterRuleBookRequest' is not null or undefined
-            assertParamExists('setCharacterRuleBook', 'setCharacterRuleBookRequest', setCharacterRuleBookRequest)
-            const localVarPath = `/characters/{characterId}/rule-book`
-                .replace('{characterId}', encodeURIComponent(String(characterId)));
+        findRuleBookById: async (ruleBookId: string, options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
+            // verify required parameter 'ruleBookId' is not null or undefined
+            assertParamExists('findRuleBookById', 'ruleBookId', ruleBookId)
+            const localVarPath = `/rule-books/{ruleBookId}`
+                .replace('{ruleBookId}', encodeURIComponent(String(ruleBookId)));
             // use dummy base URL string because the URL constructor only accepts absolute URLs.
             const localVarUrlObj = new URL(localVarPath, DUMMY_BASE_URL);
             let baseOptions;
@@ -873,7 +909,43 @@ export const RuleBookControllerApiAxiosParamCreator = function (configuration?:
                 baseOptions = configuration.baseOptions;
             }
 
-            const localVarRequestOptions = { method: 'POST', ...baseOptions, ...options};
+            const localVarRequestOptions = { method: 'GET', ...baseOptions, ...options};
+            const localVarHeaderParameter = {} as any;
+            const localVarQueryParameter = {} as any;
+
+            localVarHeaderParameter['Accept'] = '*/*';
+
+            setSearchParams(localVarUrlObj, localVarQueryParameter);
+            let headersFromBaseOptions = baseOptions && baseOptions.headers ? baseOptions.headers : {};
+            localVarRequestOptions.headers = {...localVarHeaderParameter, ...headersFromBaseOptions, ...options.headers};
+
+            return {
+                url: toPathString(localVarUrlObj),
+                options: localVarRequestOptions,
+            };
+        },
+        /**
+         * 
+         * @param {string} ruleBookId 
+         * @param {UpdateRuleBookRequest} updateRuleBookRequest 
+         * @param {*} [options] Override http request option.
+         * @throws {RequiredError}
+         */
+        updateRuleBook: async (ruleBookId: string, updateRuleBookRequest: UpdateRuleBookRequest, options: RawAxiosRequestConfig = {}): Promise<RequestArgs> => {
+            // verify required parameter 'ruleBookId' is not null or undefined
+            assertParamExists('updateRuleBook', 'ruleBookId', ruleBookId)
+            // verify required parameter 'updateRuleBookRequest' is not null or undefined
+            assertParamExists('updateRuleBook', 'updateRuleBookRequest', updateRuleBookRequest)
+            const localVarPath = `/rule-books/{ruleBookId}`
+                .replace('{ruleBookId}', encodeURIComponent(String(ruleBookId)));
+            // use dummy base URL string because the URL constructor only accepts absolute URLs.
+            const localVarUrlObj = new URL(localVarPath, DUMMY_BASE_URL);
+            let baseOptions;
+            if (configuration) {
+                baseOptions = configuration.baseOptions;
+            }
+
+            const localVarRequestOptions = { method: 'PUT', ...baseOptions, ...options};
             const localVarHeaderParameter = {} as any;
             const localVarQueryParameter = {} as any;
 
@@ -883,7 +955,7 @@ export const RuleBookControllerApiAxiosParamCreator = function (configuration?:
             setSearchParams(localVarUrlObj, localVarQueryParameter);
             let headersFromBaseOptions = baseOptions && baseOptions.headers ? baseOptions.headers : {};
             localVarRequestOptions.headers = {...localVarHeaderParameter, ...headersFromBaseOptions, ...options.headers};
-            localVarRequestOptions.data = serializeDataIfNeeded(setCharacterRuleBookRequest, localVarRequestOptions, configuration)
+            localVarRequestOptions.data = serializeDataIfNeeded(updateRuleBookRequest, localVarRequestOptions, configuration)
 
             return {
                 url: toPathString(localVarUrlObj),
@@ -901,27 +973,50 @@ export const RuleBookControllerApiFp = function(configuration?: Configuration) {
     return {
         /**
          * 
-         * @param {number} characterId 
+         * @param {CreateRuleBookRequest} createRuleBookRequest 
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        async findByCharacterId(characterId: number, options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<RuleBookResponse>> {
-            const localVarAxiosArgs = await localVarAxiosParamCreator.findByCharacterId(characterId, options);
+        async createRuleBook(createRuleBookRequest: CreateRuleBookRequest, options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<RuleBookResponse>> {
+            const localVarAxiosArgs = await localVarAxiosParamCreator.createRuleBook(createRuleBookRequest, options);
             const localVarOperationServerIndex = configuration?.serverIndex ?? 0;
-            const localVarOperationServerBasePath = operationServerMap['RuleBookControllerApi.findByCharacterId']?.[localVarOperationServerIndex]?.url;
+            const localVarOperationServerBasePath = operationServerMap['RuleBookControllerApi.createRuleBook']?.[localVarOperationServerIndex]?.url;
             return (axios, basePath) => createRequestFunction(localVarAxiosArgs, globalAxios, BASE_PATH, configuration)(axios, localVarOperationServerBasePath || basePath);
         },
         /**
          * 
-         * @param {number} characterId 
-         * @param {SetCharacterRuleBookRequest} setCharacterRuleBookRequest 
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        async setCharacterRuleBook(characterId: number, setCharacterRuleBookRequest: SetCharacterRuleBookRequest, options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<RuleBookResponse>> {
-            const localVarAxiosArgs = await localVarAxiosParamCreator.setCharacterRuleBook(characterId, setCharacterRuleBookRequest, options);
+        async findAllRuleBooks(options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<Array<RuleBookResponse>>> {
+            const localVarAxiosArgs = await localVarAxiosParamCreator.findAllRuleBooks(options);
             const localVarOperationServerIndex = configuration?.serverIndex ?? 0;
-            const localVarOperationServerBasePath = operationServerMap['RuleBookControllerApi.setCharacterRuleBook']?.[localVarOperationServerIndex]?.url;
+            const localVarOperationServerBasePath = operationServerMap['RuleBookControllerApi.findAllRuleBooks']?.[localVarOperationServerIndex]?.url;
+            return (axios, basePath) => createRequestFunction(localVarAxiosArgs, globalAxios, BASE_PATH, configuration)(axios, localVarOperationServerBasePath || basePath);
+        },
+        /**
+         * 
+         * @param {string} ruleBookId 
+         * @param {*} [options] Override http request option.
+         * @throws {RequiredError}
+         */
+        async findRuleBookById(ruleBookId: string, options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<RuleBookResponse>> {
+            const localVarAxiosArgs = await localVarAxiosParamCreator.findRuleBookById(ruleBookId, options);
+            const localVarOperationServerIndex = configuration?.serverIndex ?? 0;
+            const localVarOperationServerBasePath = operationServerMap['RuleBookControllerApi.findRuleBookById']?.[localVarOperationServerIndex]?.url;
+            return (axios, basePath) => createRequestFunction(localVarAxiosArgs, globalAxios, BASE_PATH, configuration)(axios, localVarOperationServerBasePath || basePath);
+        },
+        /**
+         * 
+         * @param {string} ruleBookId 
+         * @param {UpdateRuleBookRequest} updateRuleBookRequest 
+         * @param {*} [options] Override http request option.
+         * @throws {RequiredError}
+         */
+        async updateRuleBook(ruleBookId: string, updateRuleBookRequest: UpdateRuleBookRequest, options?: RawAxiosRequestConfig): Promise<(axios?: AxiosInstance, basePath?: string) => AxiosPromise<RuleBookResponse>> {
+            const localVarAxiosArgs = await localVarAxiosParamCreator.updateRuleBook(ruleBookId, updateRuleBookRequest, options);
+            const localVarOperationServerIndex = configuration?.serverIndex ?? 0;
+            const localVarOperationServerBasePath = operationServerMap['RuleBookControllerApi.updateRuleBook']?.[localVarOperationServerIndex]?.url;
             return (axios, basePath) => createRequestFunction(localVarAxiosArgs, globalAxios, BASE_PATH, configuration)(axios, localVarOperationServerBasePath || basePath);
         },
     }
@@ -935,22 +1030,39 @@ export const RuleBookControllerApiFactory = function (configuration?: Configurat
     return {
         /**
          * 
-         * @param {number} characterId 
+         * @param {CreateRuleBookRequest} createRuleBookRequest 
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        findByCharacterId(characterId: number, options?: RawAxiosRequestConfig): AxiosPromise<RuleBookResponse> {
-            return localVarFp.findByCharacterId(characterId, options).then((request) => request(axios, basePath));
+        createRuleBook(createRuleBookRequest: CreateRuleBookRequest, options?: RawAxiosRequestConfig): AxiosPromise<RuleBookResponse> {
+            return localVarFp.createRuleBook(createRuleBookRequest, options).then((request) => request(axios, basePath));
         },
         /**
          * 
-         * @param {number} characterId 
-         * @param {SetCharacterRuleBookRequest} setCharacterRuleBookRequest 
          * @param {*} [options] Override http request option.
          * @throws {RequiredError}
          */
-        setCharacterRuleBook(characterId: number, setCharacterRuleBookRequest: SetCharacterRuleBookRequest, options?: RawAxiosRequestConfig): AxiosPromise<RuleBookResponse> {
-            return localVarFp.setCharacterRuleBook(characterId, setCharacterRuleBookRequest, options).then((request) => request(axios, basePath));
+        findAllRuleBooks(options?: RawAxiosRequestConfig): AxiosPromise<Array<RuleBookResponse>> {
+            return localVarFp.findAllRuleBooks(options).then((request) => request(axios, basePath));
+        },
+        /**
+         * 
+         * @param {string} ruleBookId 
+         * @param {*} [options] Override http request option.
+         * @throws {RequiredError}
+         */
+        findRuleBookById(ruleBookId: string, options?: RawAxiosRequestConfig): AxiosPromise<RuleBookResponse> {
+            return localVarFp.findRuleBookById(ruleBookId, options).then((request) => request(axios, basePath));
+        },
+        /**
+         * 
+         * @param {string} ruleBookId 
+         * @param {UpdateRuleBookRequest} updateRuleBookRequest 
+         * @param {*} [options] Override http request option.
+         * @throws {RequiredError}
+         */
+        updateRuleBook(ruleBookId: string, updateRuleBookRequest: UpdateRuleBookRequest, options?: RawAxiosRequestConfig): AxiosPromise<RuleBookResponse> {
+            return localVarFp.updateRuleBook(ruleBookId, updateRuleBookRequest, options).then((request) => request(axios, basePath));
         },
     };
 };
@@ -961,23 +1073,42 @@ export const RuleBookControllerApiFactory = function (configuration?: Configurat
 export class RuleBookControllerApi extends BaseAPI {
     /**
      * 
-     * @param {number} characterId 
+     * @param {CreateRuleBookRequest} createRuleBookRequest 
      * @param {*} [options] Override http request option.
      * @throws {RequiredError}
      */
-    public findByCharacterId(characterId: number, options?: RawAxiosRequestConfig) {
-        return RuleBookControllerApiFp(this.configuration).findByCharacterId(characterId, options).then((request) => request(this.axios, this.basePath));
+    public createRuleBook(createRuleBookRequest: CreateRuleBookRequest, options?: RawAxiosRequestConfig) {
+        return RuleBookControllerApiFp(this.configuration).createRuleBook(createRuleBookRequest, options).then((request) => request(this.axios, this.basePath));
     }
 
     /**
      * 
-     * @param {number} characterId 
-     * @param {SetCharacterRuleBookRequest} setCharacterRuleBookRequest 
      * @param {*} [options] Override http request option.
      * @throws {RequiredError}
      */
-    public setCharacterRuleBook(characterId: number, setCharacterRuleBookRequest: SetCharacterRuleBookRequest, options?: RawAxiosRequestConfig) {
-        return RuleBookControllerApiFp(this.configuration).setCharacterRuleBook(characterId, setCharacterRuleBookRequest, options).then((request) => request(this.axios, this.basePath));
+    public findAllRuleBooks(options?: RawAxiosRequestConfig) {
+        return RuleBookControllerApiFp(this.configuration).findAllRuleBooks(options).then((request) => request(this.axios, this.basePath));
+    }
+
+    /**
+     * 
+     * @param {string} ruleBookId 
+     * @param {*} [options] Override http request option.
+     * @throws {RequiredError}
+     */
+    public findRuleBookById(ruleBookId: string, options?: RawAxiosRequestConfig) {
+        return RuleBookControllerApiFp(this.configuration).findRuleBookById(ruleBookId, options).then((request) => request(this.axios, this.basePath));
+    }
+
+    /**
+     * 
+     * @param {string} ruleBookId 
+     * @param {UpdateRuleBookRequest} updateRuleBookRequest 
+     * @param {*} [options] Override http request option.
+     * @throws {RequiredError}
+     */
+    public updateRuleBook(ruleBookId: string, updateRuleBookRequest: UpdateRuleBookRequest, options?: RawAxiosRequestConfig) {
+        return RuleBookControllerApiFp(this.configuration).updateRuleBook(ruleBookId, updateRuleBookRequest, options).then((request) => request(this.axios, this.basePath));
     }
 }
 
diff --git a/src/ledger/ledger.ts b/src/ledger/ledger.ts
index b01c4a0..122faee 100644
--- a/src/ledger/ledger.ts
+++ b/src/ledger/ledger.ts
@@ -20,6 +20,8 @@ export type MainLedger = MainLedgerResponse & {type: MainLedgerResponseTypeEnum}
 export type CombinedLedger = CombinedLedgerResponse & {type: CombinedLedgerResponseTypeEnum}
 export type Ledger = MainLedger | CombinedLedger;
 
+
+export const systemLedgerRef = 'system';
 export const systemLedger = {
     type: LedgerTypes.Main,
     ledgerId: "",
@@ -62,7 +64,7 @@ export const useLedgersStore = defineStore('ledgers', () => {
     const updateMain = (ledgerId: string, ledger: UpdateMainLedgerRequest) => ledgerControllerApi.updateMainLedger(ledgerId, ledger).then(response => replaceLedger(response.data as Ledger));
     const updateCombined = (ledgerId: string, ledger: UpdateCombinedLedgerRequest) => ledgerControllerApi.updateCombinedLedger(ledgerId, ledger).then(response => replaceLedger(response.data as Ledger));
 
-    const refresh = () => ledgerControllerApi.findAll().then(response => ledgers.value = response.data as Ledger[]);
+    const refresh = () => ledgerControllerApi.findAllLedgers().then(response => ledgers.value = response.data as Ledger[]);
 
     refresh();
 
diff --git a/src/pages/Market.vue b/src/pages/Market.vue
index c2e93a9..d4cc44c 100644
--- a/src/pages/Market.vue
+++ b/src/pages/Market.vue
@@ -1,6 +1,5 @@
 <script setup lang="ts">
-import { RouterLink, RouterView } from 'vue-router';
-
+import {RouterLink, RouterView} from 'vue-router';
 </script>
 
 <template>
@@ -18,15 +17,4 @@ import { RouterLink, RouterView } from 'vue-router';
         </div>
         <RouterView />
     </div>
-</template>
-
-<style scoped>
-@reference "tailwindcss";
-
-a.tab {
-    @apply flex items-center px-4 me-2 rounded-t-md bg-slate-600 hover:bg-slate-700;
-    &.router-link-active {
-        @apply bg-emerald-500 hover:bg-emerald-700;
-    }
-}
-</style>
\ No newline at end of file
+</template>
\ No newline at end of file
diff --git a/src/pages/Rules.vue b/src/pages/Rules.vue
index 84ff7ed..24db91c 100644
--- a/src/pages/Rules.vue
+++ b/src/pages/Rules.vue
@@ -1,7 +1,18 @@
 <script setup lang="ts">
 
+import {RouterLink, RouterView} from "vue-router";
 </script>
 
 <template>
-<RouterView />
+  <div class="mt-4">
+    <div class="flex border-b-2 border-emerald-500">
+      <RouterLink :to="{ name: 'list-rule-books' }" class="tab">
+        <span>Rule Books</span>
+      </RouterLink>
+      <RouterLink to="/characters/rules" class="tab">
+        <span>Characters Rules</span>
+      </RouterLink>
+    </div>
+    <RouterView />
+  </div>
 </template>
\ No newline at end of file
diff --git a/src/pages/rules/EditRuleBook.vue b/src/pages/rules/EditRuleBook.vue
index 001390c..8151064 100644
--- a/src/pages/rules/EditRuleBook.vue
+++ b/src/pages/rules/EditRuleBook.vue
@@ -1,57 +1,101 @@
 <script setup lang="ts">
-import {Character, CharacterLabel, useCharactersStore} from "@/characters";
-import {useRoute} from "vue-router";
-import {ref, watch, watchEffect} from "vue";
+import {useRoute, useRouter} from "vue-router";
+import {ref, watch} from "vue";
+import {useDebounceFn} from "@vueuse/core";
 import log from "loglevel";
-import {activityTypes, findByCharacterId, RuleBook, RuleInput, setCharacterRuleBook} from "@/rules";
+import {activityTypes, RuleInput, Rules, useRuleBooksStore} from "@/rules";
+import {PlusIcon, TrashIcon} from "@heroicons/vue/24/outline";
 
-const {findById: findCharacterById} = useCharactersStore();
-const character = ref<Character>();
+const ruleBookId = ref<string>();
+const name = ref<string>('');
+const ledgerRefs = ref<string[]>([]);
+const rules = ref<Rules>({});
 
-const ruleBook = ref<RuleBook>();
+const {findById, create, update, refresh} = useRuleBooksStore();
+const router = useRouter();
 
-watchEffect(async () => {
-  const characterId = character.value?.characterId;
+const save = async () => {
+  if (!ruleBookId.value) {
+    const created = await create({
+      name: name.value,
+      ledgerRefs: ledgerRefs.value,
+      rules: rules.value
+    })
+    await router.push({ name: 'edit-rule-book', params: {ruleBookId: created.ruleBookId}})
 
-  if (characterId) {
-    ruleBook.value = await findByCharacterId(characterId);
-  }
-});
-
-const save = () => {
-  const characterId = character.value?.characterId;
-
-  if (characterId && ruleBook.value) {
-    setCharacterRuleBook(characterId, ruleBook.value);
+  } else {
+    await update(ruleBookId.value, {
+      name: name.value,
+      ledgerRefs: ledgerRefs.value,
+      rules: rules.value
+    })
   }
 }
 
-watch(useRoute(), async route => {
-  if (route.params.characterId) {
-    const id = parseInt(typeof route.params.characterId === 'string' ? route.params.characterId : route.params.characterId[0]);
+const addLedgerRef = () => {
+  ledgerRefs.value = [...ledgerRefs.value, '']
+}
+const updateLedgerRef = useDebounceFn((index: number, value: string) => {
+  ledgerRefs.value[index] = value;
+}, 500);
 
-    character.value = await findCharacterById(id);
-    log.info('Loaded character:', character.value);
+const removeLedgerRef = (index: number) => {
+  ledgerRefs.value = ledgerRefs.value.toSpliced(index, 1)
+}
+
+watch(useRoute(), async route => {
+  if (route.params.ruleBookId) {
+    const promise = refresh(); // FIXME don't call refresh
+
+    const id = typeof route.params.ruleBookId === 'string' ? route.params.ruleBookId : route.params.ruleBookId[0];
+
+    await promise;
+
+    const ruleBook = findById(id);
+
+    ruleBookId.value = id;
+    name.value = ruleBook?.name ?? '';
+    ledgerRefs.value = [...ruleBook?.ledgerRefs];
+    rules.value = {...ruleBook?.rules}; // todo fully clone rules
+    log.info('Loaded rule book:', ruleBook);
   } else {
-    character.value = undefined;
-    log.info('No character to load');
+    ruleBookId.value = undefined;
+    name.value = '';
+    ledgerRefs.value = [];
+    rules.value = {};
+    log.info('No rule book to load');
   }
 }, { immediate: true })
 </script>
 
 <template>
-  <div v-if="character" class="grid mb-2 mt-4">
-    <div class="mb-2 border-b-1 flex">
-      <CharacterLabel class="flex grow mb-2" :character="character" :size="64" />
+  <div  class="grid mb-2 mt-4">
+    <div class="flex flex-col">
+      <div class="flex grow border-b-1">
+        Name:
+        <input class="mb-2 ms-2" type="text" v-model="name" />
+      </div>
+      <div class="border-b-1">
+        Ledgers References:
+        <div class="flex flex-wrap items-center">
+          <div class="flex items-center mb-2" v-for="(ledgerRef, index) in ledgerRefs" :key="index">
+            <input class="me-1" type="text" :value="ledgerRefs[index]" @input="updateLedgerRef(index, ($event.target as HTMLInputElement).value)" />
+            <button class="btn-icon me-2" @click="addLedgerRef"><TrashIcon /></button>
+          </div>
+          <div class="flex items-center mb-2">
+            <button class="btn-icon" @click="removeLedgerRef(index)"><PlusIcon /></button>
+          </div>
+        </div>
+      </div>
+      <div class="flex flex-col grow border-b-1" v-for="activityType in activityTypes" :key="activityType.key">
+        <span>{{ activityType.name }}</span>
+        <RuleInput :ledgerRefs="ledgerRefs" v-model="rules[activityType.key]" />
+      </div>
+    </div>
+    <div class="mt-2 justify-end flex">
       <div>
         <button @click="save">Save</button>
       </div>
     </div>
-    <div v-if="ruleBook" class="flex-col">
-      <div class="flex-col grow border-b-1" v-for="activityType in activityTypes" :key="activityType.key">
-        <span>{{ activityType.name }}</span>
-        <RuleInput v-model="ruleBook.rules[activityType.key]" />
-      </div>
-    </div>
   </div>
 </template>
\ No newline at end of file
diff --git a/src/pages/rules/ListCharacterRuleBooks.vue b/src/pages/rules/ListCharacterRuleBooks.vue
new file mode 100644
index 0000000..8c5ca3d
--- /dev/null
+++ b/src/pages/rules/ListCharacterRuleBooks.vue
@@ -0,0 +1,17 @@
+<script setup lang="ts">
+import {storeToRefs} from "pinia";
+import {CharacterLabel, useCharactersStore} from "@/characters";
+import {PencilSquareIcon} from "@heroicons/vue/24/outline";
+
+const {characters} = storeToRefs(useCharactersStore());
+
+</script>
+
+<template>
+  <div class="grid mb-2 mt-4">
+    <div v-for="character in characters" :key="character.characterId" class="flex items-center mb-2">
+      <CharacterLabel class="flex grow" :character="character" />
+      <RouterLink class="btn-icon ms-2" :to="{ name: 'character-rulebook', params: { characterId: character.characterId } }"><PencilSquareIcon /></RouterLink>
+    </div>
+  </div>
+</template>
\ No newline at end of file
diff --git a/src/pages/rules/ListRuleBooks.vue b/src/pages/rules/ListRuleBooks.vue
index 8c5ca3d..d7be907 100644
--- a/src/pages/rules/ListRuleBooks.vue
+++ b/src/pages/rules/ListRuleBooks.vue
@@ -1,17 +1,21 @@
 <script setup lang="ts">
 import {storeToRefs} from "pinia";
-import {CharacterLabel, useCharactersStore} from "@/characters";
-import {PencilSquareIcon} from "@heroicons/vue/24/outline";
+import {PencilSquareIcon, TrashIcon} from "@heroicons/vue/24/outline";
+import {useRuleBooksStore} from "@/rules";
 
-const {characters} = storeToRefs(useCharactersStore());
+const {ruleBooks} = storeToRefs(useRuleBooksStore());
 
 </script>
 
 <template>
   <div class="grid mb-2 mt-4">
-    <div v-for="character in characters" :key="character.characterId" class="flex items-center mb-2">
-      <CharacterLabel class="flex grow" :character="character" />
-      <RouterLink class="btn-icon ms-2" :to="{ name: 'character-rulebook', params: { characterId: character.characterId } }"><PencilSquareIcon /></RouterLink>
+    <div class="flex justify-end border-b-1">
+      <RouterLink class="button mb-2 ms-2" :to="{ name: 'new-rule-book'}">New Rule Book</RouterLink>
+    </div>
+    <div v-for="ruleBook in ruleBooks" :key="ruleBook.ruleBookId" class="flex items-center mt-2">
+      <span class="flex grow me-2">{{ruleBook.name}}</span>
+      <RouterLink class="btn-icon me-1" :to="{ name: 'edit-rule-book', params: { ruleBookId: ruleBook.ruleBookId } }"><PencilSquareIcon /></RouterLink>
+      <button class="btn-icon"><TrashIcon /></button>
     </div>
   </div>
 </template>
\ No newline at end of file
diff --git a/src/routes.ts b/src/routes.ts
index 67a0e7d..6c1e7ea 100644
--- a/src/routes.ts
+++ b/src/routes.ts
@@ -9,8 +9,14 @@ export const routes: RouteRecordRaw[] = [
     ]},
 
     {path: '/rules', component: () => import('@/pages/Rules.vue'), children: [
-        {path: '', component: () => import('./pages/rules/ListRuleBooks.vue')},
-        {path: '/characters/:characterId/rule-book', name: 'character-rulebook', component: () => import('@/pages/rules/EditRuleBook.vue')},
+        {path: '', redirect: '/rule-books'},
+        {path: '/rule-books', children: [
+                {path: '', name: 'list-rule-books', component: () => import('./pages/rules/ListRuleBooks.vue')},
+                {path: 'new', name: 'new-rule-book', component: () => import('@/pages/rules/EditRuleBook.vue')},
+                {path: ':ruleBookId', name: 'edit-rule-book', component: () => import('@/pages/rules/EditRuleBook.vue')},
+            ]},
+        {path: '/characters/rules', component: () => import('./pages/rules/ListCharacterRuleBooks.vue')},
+        {path: '/characters/:characterId/rules', name: 'character-rulebook', component: () => import('@/pages/rules/EditRuleBook.vue')},
     ]},
 
     {path: '/market', component: () => import('@/pages/Market.vue'), children: [
diff --git a/src/rules/RuleClauseInput.vue b/src/rules/RuleClauseInput.vue
index 3127921..62877c1 100644
--- a/src/rules/RuleClauseInput.vue
+++ b/src/rules/RuleClauseInput.vue
@@ -1,37 +1,57 @@
 <script setup lang="ts">
 
 import {RuleClauseResponse} from "@/generated/mammon";
-import {computed} from "vue";
-import {isMain, Ledger, LedgerSelect, systemLedger, useLedgersStore} from "@/ledger";
+import {computed, watch} from "vue";
+import {systemLedgerRef} from "@/ledger";
 import {ratesTypes} from "@/rules/rules.ts";
 
-const rule = defineModel<RuleClauseResponse>();
+interface Props {
+  ledgerRefs: string[];
+}
 
-const ledgersStore = useLedgersStore();
-const {findById} = ledgersStore;
-const ledgers = computed<Ledger[]>(() => [systemLedger, ...ledgersStore.ledgers.filter(isMain)]);
+const props = defineProps<Props>()
 
-const ledgerComputed = (key: 'fromLedgerId' | 'toLedgerId') => computed<Ledger>({
-  get: () => rule.value && rule.value[key] ? findById(rule.value[key]) ?? systemLedger : systemLedger,
-  set: value => {
-    if (value) {
-      rule.value = {...rule.value, [key]: value.ledgerId.length ? value.ledgerId : undefined}
-    }
+const rule = defineModel<RuleClauseResponse>({ default: {
+    rate: ratesTypes.None,
+    fromLedgerRef: systemLedgerRef,
+    toLedgerRef: systemLedgerRef,
+  }});
+
+const ledgerRefsWithSystem = computed<string[]>(() => [systemLedgerRef, ...props.ledgerRefs])
+
+watch(ledgerRefsWithSystem, (newVal, oldVal) => {
+  if (newVal.length !== oldVal.length) {
+    return;
+  }
+
+  if (rule.value.fromLedgerRef && rule.value.fromLedgerRef !== systemLedgerRef) {
+    rule.value.fromLedgerRef = newVal[oldVal.findIndex(v => v === rule.value.fromLedgerRef)]
+  }
+  if (rule.value.toLedgerRef && rule.value.toLedgerRef !== systemLedgerRef) {
+    rule.value.toLedgerRef = newVal[oldVal.findIndex(v => v === rule.value.toLedgerRef)]
   }
 })
-
-const fromLedger = ledgerComputed('fromLedgerId')
-const toLedger = ledgerComputed('toLedgerId')
-
 </script>
 
 <template>
   From:
- <LedgerSelect class="me-2 grow" v-model="fromLedger" :ledgers="ledgers" />
+  <select class="me-2 grow" v-model="rule.fromLedgerRef" :class="{'system-ledger': rule.fromLedgerRef === systemLedgerRef}">
+    <option v-for="l in ledgerRefsWithSystem" :key="l" :value="l" :class="{'system-ledger': l === systemLedgerRef}">{{ l }}</option>
+  </select>
   To:
- <LedgerSelect class="me-2 grow" v-model="toLedger" :ledgers="ledgers" />
+  <select class="me-2 grow" v-model="rule.toLedgerRef" :class="{'system-ledger': rule.toLedgerRef === systemLedgerRef}">
+    <option v-for="l in ledgerRefsWithSystem" :key="l" :value="l" :class="{'system-ledger': l === systemLedgerRef}">{{ l }}</option>
+  </select>
   At:
   <select class="me-2 grow" v-model="rule.rate">
     <option v-for="rateType in ratesTypes" :key="rateType.key" :value="rateType.key">{{ rateType.name }}</option>
   </select>
-</template>
\ No newline at end of file
+</template>
+
+<style scoped>
+@reference "tailwindcss";
+
+.system-ledger {
+  @apply text-emerald-400;
+}
+</style>
\ No newline at end of file
diff --git a/src/rules/RuleInput.vue b/src/rules/RuleInput.vue
index 563ac21..b0f9e58 100644
--- a/src/rules/RuleInput.vue
+++ b/src/rules/RuleInput.vue
@@ -6,7 +6,13 @@ import {computed, useTemplateRef} from "vue";
 import {Bars4Icon, PlusIcon, TrashIcon} from '@heroicons/vue/24/outline';
 import {useSortable} from "@vueuse/integrations/useSortable";
 
-const rule = defineModel<RuleResponse>();
+interface Props {
+  ledgerRefs: string[];
+}
+
+const props = defineProps<Props>()
+
+const rule = defineModel<RuleResponse>({default: {rules:{}}});
 const rules = computed<RuleClauseResponse[]>({
   get: () =>  rule.value && rule.value.rules ? rule.value.rules : [],
   set: value => rule.value = {rules: value}
@@ -38,7 +44,7 @@ useSortable(sortableContainer, rules, { handle: '.sortable-handle'});
       <span class="sortable-handle flex">
         <Bars4Icon class="w-6"/>
       </span>
-      <RuleClauseInput :modelValue="rule" @update:modelValue="v => setRule(index, v)" />
+      <RuleClauseInput :ledgerRefs="ledgerRefs" :modelValue="rule" @update:modelValue="v => setRule(index, v)" />
       <button class="btn-icon" @click="removeRule(index)"><TrashIcon /></button>
     </div>
   </div>
diff --git a/src/rules/rules.ts b/src/rules/rules.ts
index 7faad64..36e9be3 100644
--- a/src/rules/rules.ts
+++ b/src/rules/rules.ts
@@ -1,5 +1,7 @@
-import {ruleBookControllerApi} from "@/mammon";
-import {RuleBookResponse, RuleClauseResponseRateEnum, RuleResponse} from "@/generated/mammon";
+import {ledgerControllerApi, ruleBookControllerApi} from "@/mammon";
+import {CreateRuleBookRequest, RuleBookResponse, RuleClauseResponseRateEnum, RuleResponse} from "@/generated/mammon";
+import {defineStore} from "pinia";
+import {ref, triggerRef} from "vue";
 
 export const activityTypes = {
     itemBought: {key: "ITEM_BOUGHT", name: "Item Bought"},
@@ -10,7 +12,8 @@ export const activityTypes = {
 
 export type Activity = { key: ActivityType, name: string }
 export type ActivityType = typeof activityTypes[keyof typeof activityTypes]['key'];
-export type RuleBook = RuleBookResponse & { rules: { [key: ActivityType]: RuleResponse; } }
+export type Rules = { [key: ActivityType]: RuleResponse; };
+export type RuleBook = RuleBookResponse & { rules: Rules }
 
 export const ratesTypes = {
     None: {key: "NONE", name: "0 ISK"},
@@ -22,7 +25,37 @@ export const ratesTypes = {
 
 export type Rate = { key: RuleClauseResponseRateEnum, name: string }
 
-export const findByCharacterId = (characterId: number): Promise<RuleBook> => ruleBookControllerApi.findByCharacterId(characterId)
+export const useRuleBooksStore = defineStore('rule-books', () => {
+    const ruleBooks = ref<RuleBook[]>([]);
+
+    const addRuleBook = (ruleBook: RuleBook) => {
+        ruleBooks.value.push(ruleBook);
+        triggerRef(ruleBooks);
+        return ruleBook;
+    };
+
+    const replaceRuleBook = (ruleBook: RuleBook) => {
+        const index = ruleBooks.value.findIndex(rb => rb.ruleBookId === ruleBook.ruleBookId);
+
+        if (index !== -1) {
+            ruleBooks.value[index] = ruleBook;
+        }
+        triggerRef(ruleBooks);
+        return ruleBook;
+    };
+
+    const findById = (ruleBookId: string): RuleBook | undefined => ruleBooks.value.find(rb => rb.ruleBookId === ruleBookId);
+    const create = (ruleBook: CreateRuleBookRequest) => ruleBookControllerApi.createRuleBook(ruleBook).then(response => addRuleBook(response.data));
+    const update = (ruleBookId: string, ruleBook: CreateRuleBookRequest) => ledgerControllerApi.updateMainLedger(ruleBookId, ruleBook).then(response => replaceRuleBook(response.data));
+
+    const refresh = () => ruleBookControllerApi.findAllRuleBooks().then(response => ruleBooks.value = response.data as RuleBook[]);
+
+    refresh();
+
+    return {ruleBooks, findById, create, update, refresh};
+})
+
+export const findByCharacterId = (characterId: number): Promise<RuleBook> => ruleBookControllerApi.findById(characterId)
     .then(response => response.data)
     .catch(() => ({characterId, rules: {}}));
 
diff --git a/src/style.css b/src/style.css
index 11130a1..abe5520 100644
--- a/src/style.css
+++ b/src/style.css
@@ -72,9 +72,17 @@
     }
 
     .btn-icon {
-        @apply p-0 border-none bg-transparent hover:text-slate-400 hover:bg-transparent;
+        @apply p-0 border-none bg-transparent hover:text-slate-400 hover:bg-transparent cursor-pointer;
         > svg {
             @apply w-6 h-6;
         }
     }
+
+    a.tab {
+        @apply flex items-center px-4 me-2 rounded-t-md bg-slate-600 hover:bg-slate-700;
+
+        &.router-link-active {
+            @apply bg-emerald-500 hover:bg-emerald-700;
+        }
+    }
 }
\ No newline at end of file