# Raise letters of authority for a client **POST /api/v1/addons/pensionlab/clients/{client_id}/letters-of-authority** Raises one letter per plan. Every required client, firm, provider and policy detail is checked first, and all problems are returned together in a 422 before anything is sent to PensionLab. Retrying after a failure does not create duplicate letters. ## Servers - https://api.plannrcrm.com: https://api.plannrcrm.com () ## Authentication methods - Personal access token & O auth2 ## Parameters ### Headers - **X-PLANNR-ACCOUNT-UUID** (string) ### Path parameters - **client_id** (string) The ID of the client. ### Body: application/json (object) - **plans** (array[object]) The plans to raise letters for. ## Responses ### 200 #### Body: application/json (object) - **data** (array[object]) ### 422 Validation error #### Body: application/json (object) - **message** (string) A human-readable description of the error. - **errors** (object) Validation messages keyed by the field that failed. [Powered by Bump.sh](https://bump.sh)