> ## Documentation Index > Fetch the complete documentation index at: https://developer.findity.com/llms.txt > Use this file to discover all available pages before exploring further. # Create department > Creates a new department in the given organization. Without `parentId` the department is created directly under the organization's root department; with `parentId` it is created under that department. Returns 403 when the organization does not exist or the authenticated user is not an administrator of it. Returns 404 when `parentId` is omitted and the organization has no valid root department configured. ## OpenAPI ````yaml /openapi/findity-admin-api.json post /organizations/{organizationId}/departments openapi: 3.1.0 info: title: Findity Admin API description: Findity Admin API version: 1.0.0 servers: - url: https://stage-api.findity.com/api/v1/admin - url: https://api.findity.com/api/v1/admin security: - bearerAuth: [] paths: /organizations/{organizationId}/departments: post: tags: - Departments summary: Create department description: > Creates a new department in the given organization. Without `parentId` the department is created directly under the organization's root department; with `parentId` it is created under that department. Returns 403 when the organization does not exist or the authenticated user is not an administrator of it. Returns 404 when `parentId` is omitted and the organization has no valid root department configured. operationId: adminCreateDepartment parameters: - name: organizationId in: path required: true description: > String. The organization's internal ID (32-character hex string) or its `externalSourceId`. When the value matches the format of an internal ID, the internal ID takes precedence. schema: type: string example: 11adfe2a080040e3892ffb89c21ec44e requestBody: required: true content: application/json: schema: $ref: '#/components/schemas/AdminApiDepartmentPostRequest' example: name: Marketing externalSourceId: SAP-4711 vatType: USE_CATEGORY responses: '201': description: Created — returns the newly created department content: application/json: schema: $ref: '#/components/schemas/AdminApiDepartment' example: id: 9360d03ad7294220868d67f42a2a144d externalSourceId: SAP-4711 name: Marketing parentId: 63b7a7802a644e8ca296c9796ffa7074 vatType: USE_CATEGORY customDimensionPresetValues: [] level: 1 '400': description: Bad request content: application/json: schema: $ref: '#/components/schemas/400Error' examples: Invalid JSON body: value: result: error code: INVALID_JSON_BODY description: Could not parse JSON content. No known properties: value: result: error code: NO_KNOWN_JSON_PROPERTIES description: No known, or only read-only properties received Name missing: value: result: error code: INVALID_JSON_PROPERTY_VALUE description: name is required Invalid vatType: value: result: error code: INVALID_JSON_PROPERTY_VALUE description: 'Invalid vatType: STANDARD' Name too long: value: result: error code: FIELD_EXCEEDS_MAX_LENGTH description: name exceeds maximum length of 255 characters. Parent department not found: value: result: error code: INVALID_PARENT_ID description: Parent department not found. '403': description: Forbidden — organization not found or access denied content: application/json: schema: $ref: '#/components/schemas/403Error' examples: Organization not found or access denied: value: result: error description: Organization not found or access denied '404': description: >- Not found — `parentId` omitted and the organization has no valid root department configured content: application/json: schema: $ref: '#/components/schemas/404Error' examples: Department not found: value: result: error code: DEPARTMENT_NOT_FOUND description: Department not found components: schemas: AdminApiDepartmentPostRequest: type: object required: - name properties: name: type: string description: >- Display name of the department. Must be non-empty and not whitespace-only. Leading and trailing whitespace is trimmed. maxLength: 255 externalSourceId: type: string description: >- Optional external source identifier, for example the department's ID in an integrated system. Leading and trailing whitespace is trimmed, and an empty value is stored as null. maxLength: 255 parentId: type: string description: > Optional. The `id` of the department to create this one under. It must be a department in the same organization. When omitted, null or empty, the department is created as a top-level department directly under the organization's root department (`level` 1). vatType: type: string description: > Optional. VAT deduction handling for the department, case-sensitive. Applies to this department only, whether or not `parentId` is set: it is not inherited from the parent department. Defaults to `USE_CATEGORY` when omitted, null or empty. enum: - USE_CATEGORY - NON_DEDUCTABLE_VAT - DEDUCTABLE_VAT AdminApiDepartment: type: object required: - id - externalSourceId - name - parentId - vatType - customDimensionPresetValues - level properties: id: type: string description: Unique identifier of the department. externalSourceId: type: - string - 'null' description: >- External source identifier of the department, if set by an integration. Null when not set. name: type: string description: Display name of the department. parentId: type: - string - 'null' description: > The `id` of the parent department. Null only for the organization's own root unit (level 0). Every other department, including a top-level one directly under the root, has this set to its parent's id. vatType: type: string description: >- VAT deduction handling for this department. Defaults to `USE_CATEGORY` when not explicitly set. enum: - USE_CATEGORY - NON_DEDUCTABLE_VAT - DEDUCTABLE_VAT customDimensionPresetValues: type: array description: > Preset custom dimension values configured for this department, in the order they were created. The order is stable, so identical requests return the values in the same order. Excludes values belonging to deleted dimension definitions. items: $ref: '#/components/schemas/AdminApiCustomDimensionPresetValue' level: type: integer description: > Depth of the department within the organization's unit hierarchy. The organization's implicit root unit is level 0; a genuine top-level department is level 1. 400Error: type: object properties: result: type: string code: type: string description: type: string 403Error: type: object properties: result: type: string code: type: string description: type: string example: result: error description: Not allowed 404Error: type: object properties: result: type: string code: type: string description: type: string example: result: error code: ORGANIZATION_NOT_FOUND description: 'Failed to get organization for id: {orgId}' AdminApiCustomDimensionPresetValue: type: object required: - id - dimensionDefinitionId properties: id: type: string description: Unique identifier of the preset value. dimensionDefinitionId: type: string description: >- The ID of the custom dimension definition this preset value belongs to. presetListValueId: type: - string - 'null' description: >- The ID of the selected list value, when the dimension uses a list of values. Null when a free-text preset is used instead. presetListValueText: type: - string - 'null' description: >- Display text of the selected list value. Null when a free-text preset is used instead. presetStringValue: type: - string - 'null' description: >- Free-text preset value, when the dimension does not use a list of values. Null when a list value is used instead. securitySchemes: bearerAuth: type: http scheme: bearer ````