GSTR-1A CDNUR

This API will call CDNUR for getting all Credit/Debit notes for Unregistered Users.

GET /gst/compliance/tax-payer/gstrs/gstr-1a/cdnur/{year}/{month}

GSTR-1A CDNUR

cURL

curl --request GET \
  --url https://api.sandbox.co.in/gst/compliance/tax-payer/gstrs/gstr-1a/cdnur/{year}/{month} \
  --header 'authorization: <authorization>' \
  --header 'x-api-key: <x-api-key>'

200

success

{
  "code": 200,
  "timestamp": 1763446641000,
  "transaction_id": "41bb8041-fb83-4654-8d75-85a19f329158",
  "data": {
    "status_cd": "1",
    "data": {
      "cdnur": [
        {
          "flag": "N",
          "chksum": "ASDFGJKLPTBBJKBJKBBJKBB",
          "typ": "B2CL",
          "ntty": "C",
          "nt_num": "533515",
          "nt_dt": "23-09-2016",
          "p_gst": "N",
          "inum": "915914",
          "val": 123123,
          "diff_percent": 0.65,
          "pos": "03",
          "idt": "23-09-2016",
          "d_flag": "Y",
          "srctyp": "EInvoice",
          "irn": "897ADG56RTY78956HYUG90BNHHIJK453GFTD99845672FDHHHSHGFH4567FG56TR",
          "irngendate": "24-12-2019",
          "itms": [
            {
              "num": 1,
              "itm_det": {
                "rt": 10,
                "txval": 5225.28,
                "iamt": 845.22,
                "csamt": 789.52
              }
            }
          ]
        }
      ]
    }
  }
}

Response body schema

View response body schema

Response schema

For successful responses, this reference describes the GSTN payload at data.data.

View Excel field reference

Headers

authorization · string · required

GST taxpayer access token. For token-generation steps, refer to the Generate Taxpayer Session flow and pass the token in the authorization header.

x-api-version · string · default: 1.0.0

Compliance API version.

x-api-key · string · required

API key for identification.

Path Parameters

year · string · required

Return year, for example 2025.

month · string · required

Return month, for example 04.

Response

200 - application/json

Success

Option 1

Option 2

A GSTN success or GSTN business-failure response. Both variants use HTTP 200.

code · enum<integer> · required

The HTTP status code reported in the response body.

Available options: 200

Example:

200

timestamp · integer<int64> · required

The response timestamp in Unix epoch milliseconds.

Example:

1763446641000

transaction_id · string · required

The transaction identifier used to trace the request.

Example:

"41bb8041-fb83-4654-8d75-85a19f329158"

data · object · required

The GSTN success wrapper.

Show child attributes