# POST /credit/api/addDocumentByCaseNumber

**Resource:** [Disputes and chargebacks](../resources/Disputes-and-chargebacks.md)
**Used when an ongoing dispute case requires adding a new document to the case record**
**Operation ID:** `addDocumentByCaseNumber`

Adds one or more document references to a case number in the BKM batch system. It requires the channel, case number, and a list of DMS references.

**Part of:**

- <a href="https://apiportal.dgpays.com/journeys/manage#s-disputes" target="_parent">Journey 02 · Managing a card product</a> — step 1, Open and evidence a case

## Request Body

Add Document By Case Number Request

**Required:** Yes

**Content Types:** `application/json`

**Schema:** [AddDocumentByCaseNumberRequest](../schemas/Add/AddDocumentByCaseNumberRequest.md)

## Responses

| Status | Description |
|--------|-------------|
| 200 | Success |
| 400 | (reference) |
| 404 | (reference) |
| 500 | (reference) |

