# Custom field definitions operations
Source: https://www.desktopaccountingapi.com/docs/api/reference/operations/tags/custom-field-definitions/

Definitions of the custom fields a company file stores on records and transactions.

- [List custom field definitions](https://www.desktopaccountingapi.com/docs/api/reference/operations/qbdcustomfielddefinitionslist.md): `GET /v1/quickbooks-desktop/custom-field-definitions`
- [Create a custom field definition](https://www.desktopaccountingapi.com/docs/api/reference/operations/qbdcustomfielddefinitionscreate.md): `POST /v1/quickbooks-desktop/custom-field-definitions`
- [Update a custom field definition](https://www.desktopaccountingapi.com/docs/api/reference/operations/qbdcustomfielddefinitionsupdate.md): `POST /v1/quickbooks-desktop/custom-field-definitions/{name}`
- [Request deletion of a private custom field definition](https://www.desktopaccountingapi.com/docs/api/reference/operations/qbdcustomfielddefinitionsdelete.md): `DELETE /v1/quickbooks-desktop/custom-field-definitions/{name}`