# Document Properties You can create, update, and retrieve custom document properties for a billing document. For example, a document property can be a custom name used for files generated for billing documents. Billing documents include invoices, credit memos, and debit memos. **Note**: You can manage document properties for credit memos and debit memos only if you have the Invoice Settlement feature enabled. ## Create document properties - [POST /v1/document-properties](https://developer.zuora.com/v1-api-reference/older-api/document-properties/post_documentproperties.md): Note: This feature is available only if you have the Billing Document Properties Setup feature enabled. The Billing Document Properties Setup feature is in Limited Availability. If you wish to have access to the feature, submit a request at Zuora Global Support. Creates custom document properties for a billing document. For example, a document property can be a custom name used for files generated for billing documents. Billing documents include invoices, credit memos, and debit memos. If you want to configure custom file names for billing documents created through API operations, you have to call this operation before posting the billing documents. Note: You can create document properties for credit and debit memos only if you have the Invoice Settlement feature enabled. The Invoice Settlement feature is generally available as of Zuora Billing Release 296 (March 2021). This feature includes Unapplied Payments, Credit and Debit Memo, and Invoice Item Settlement. If you want to enable Invoice Settlement, see Invoice Settlement Enablement and Checklist Guide for more information. ## List all properties of a billing document - [GET /v1/document-properties/{documentType}/{documentKey}](https://developer.zuora.com/v1-api-reference/older-api/document-properties/get_documentproperties.md): Note: This feature is available only if you have the Billing Document Properties Setup feature enabled. The Billing Document Properties Setup feature is in Limited Availability. If you wish to have access to the feature, submit a request at Zuora Global Support. Retrieve information about document properties of a billing document. Billing documents include invoices, credit memos, and debit memos. Note: You can retrieve information about document properties of credit and debit memos only if you have the Invoice Settlement feature enabled. The Invoice Settlement feature is generally available as of Zuora Billing Release 296 (March 2021). This feature includes Unapplied Payments, Credit and Debit Memo, and Invoice Item Settlement. If you want to enable Invoice Settlement, see Invoice Settlement Enablement and Checklist Guide for more information. ## Update document properties - [PUT /v1/document-properties/{documentPropertiesId}](https://developer.zuora.com/v1-api-reference/older-api/document-properties/put_documentproperties.md): Note: This feature is available only if you have the Billing Document Properties Setup feature enabled. The Billing Document Properties Setup feature is in Limited Availability. If you wish to have access to the feature, submit a request at Zuora Global Support. Updates document properties with a specific ID for a billing document. Billing documents include invoices, credit memos, and debit memos. Note: You can update document properties for credit and debit memos only if you have the Invoice Settlement feature enabled. The Invoice Settlement feature is generally available as of Zuora Billing Release 296 (March 2021). This feature includes Unapplied Payments, Credit and Debit Memo, and Invoice Item Settlement. If you want to enable Invoice Settlement, see Invoice Settlement Enablement and Checklist Guide for more information. ## Delete document properties - [DELETE /v1/document-properties/{documentPropertiesId}](https://developer.zuora.com/v1-api-reference/older-api/document-properties/delete_documentproperties.md): Note: This feature is available only if you have the Billing Document Properties Setup feature enabled. The Billing Document Properties Setup feature is in Limited Availability. If you wish to have access to the feature, submit a request at Zuora Global Support. Deletes document properties with a specific ID for a billing document. Billing documents include invoices, credit memos, and debit memos. Note: You can delete document properties for credit and debit memos only if you have the Invoice Settlement feature enabled. The Invoice Settlement feature is generally available as of Zuora Billing Release 296 (March 2021). This feature includes Unapplied Payments, Credit and Debit Memo, and Invoice Item Settlement. If you want to enable Invoice Settlement, see Invoice Settlement Enablement and Checklist Guide for more information.