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Notas de Debito (08)

Notas de Debito (debit notes) are used to increase the amount of a previously emitted Factura or Boleta. Common uses include adding interest for late payments or correcting amounts upward.

Endpoint

POST /api/debit-notes

Authentication

Authorization: Bearer sk_live_YOUR_API_KEY or Authorization: Bearer JWT_TOKEN

Request body

{
  "series": "F001",
  "correlative": 1,
  "issueDate": "2026-02-21",
  "currencyCode": "PEN",
  "referenceDocumentId": "F001-00000001",
  "referenceDocumentType": "01",
  "responseCode": "01",
  "responseDescription": "Intereses por mora",
  "customer": {
    "identityType": "6",
    "identityNumber": "20100047218",
    "name": "Empresa Cliente SAC",
    "address": "Av. Javier Prado 1234, San Isidro"
  },
  "items": [
    {
      "code": "INT-001",
      "description": "Intereses moratorios - Febrero 2026",
      "quantity": 1,
      "unitCode": "ZZ",
      "unitPrice": 150.00,
      "igvType": "10"
    }
  ]
}

Additional fields (beyond Factura fields)

Field	Type	Required	Description
`referenceDocumentId`	string	Yes	Original document series-correlative (e.g., `F001-00000001`)
`referenceDocumentType`	string	Yes	Original document type code (`01` for Factura, `03` for Boleta)
`responseCode`	string	Yes	SUNAT debit note reason code (see below)
`responseDescription`	string	Yes	Description of the reason

Debit note reason codes

Code	Description
`01`	Intereses por mora
`02`	Aumento en el valor
`03`	Penalidades / otros conceptos

All other fields (series, customer, items, etc.) follow the same schema as Facturas.

Response

Success (201 Created)

{
  "id": "cm3jkl012",
  "documentId": "20123456789-08-F001-00000001",
  "status": "ACCEPTED",
  "cdrResponseCode": "0",
  "cdrDescription": "La Nota de Debito numero F001-00000001, ha sido aceptada",
  "ticket": null
}

Series format

Use F prefix when the debit note references a Factura
Use B prefix when the debit note references a Boleta

Code examples