# Access Control - Permissions

## Show Column Permissions

 - [GET /access_control/policies/{policy_id}/column_permissions](https://td-public.redocly.app/apis/td_api_v3-public/access-control-permissions/getcolumnpermissionbypolicyid.md): Shows column permission by policy ID.

## Update Column Permissions

 - [PATCH /access_control/policies/{policy_id}/column_permissions](https://td-public.redocly.app/apis/td_api_v3-public/access-control-permissions/updatecolumnpermissionbypolicyid.md): Updates column permissions by policy ID.

## Show Policy Permissions

 - [GET /access_control/policies/{policy_id}/permissions](https://td-public.redocly.app/apis/td_api_v3-public/access-control-permissions/gerpermissionbypolicyid.md): Shows policy permissions by policy ID.

## Update Policy Permissions

 - [PATCH /access_control/policies/{policy_id}/permissions](https://td-public.redocly.app/apis/td_api_v3-public/access-control-permissions/updatepermissionbypolicyid.md): Updates policy permissions.