Find a tax report by period

Looks up the most recent generated tax report for a given type and period.

Returns the report or 404 tax_report_not_found when none exists for the period.

Authorization

AuthorizationBearer <token>

Your API key as a bearer token: fact_live_… in production, fact_test_… in sandbox. See the authentication guide.

In: header

Path Parameters

company*string

Public identifier (UUID v7) of the company. Get it from GET /v1/me (data.scope[].id).

Formatuuid

Pin the API version (YYYY-MM-DD, Stripe-style date versioning) for this request; omit to use the key's pinned version, or the latest if none. Unsupported version → 400 unsupported_api_version; malformed → 400 parameter_invalid_format. The effective version is echoed in the Factuarea-Version response header. See the Versioning guide.

Formatdate

Request Body

application/json

TypeScript Definitions

Use the request body type in TypeScript.

type*string

Value in"modelo_303" | "modelo_347" | "modelo_130"

year*integer

quarter?|

Range1 <= value <= 4

Response Body

`application/json`

Request example

const apiKey = process.env.FACTUAREA_API_KEY;if (!apiKey) throw new Error("Set FACTUAREA_API_KEY");const response = await fetch("https://api.factuarea.com/v1/companies/01931b3e-7c4a-7f2e-9a8b-3c5d6e7f8a01/tax-reports/find-by-period", {  method: "POST",  headers: { Authorization: `Bearer ${apiKey}`, ...{"Accept":"application/json","Content-Type":"application/json"} },  body: JSON.stringify({  "type": "modelo_303",  "year": 2026,  "quarter": 1}),});if (!response.ok) throw new Error(await response.text());if (response.status !== 204) console.log(await response.json());

Response example

{
  "data": {
    "id": "01931b3e-7c4a-7f2e-9a8b-3c5d6e7f8a10",
    "object": "tax_report",
    "type": "modelo_303",
    "period_year": 2026,
    "period_quarter": 2,
    "period": {
      "year": 2026,
      "quarter": 2,
      "label": "2026 Q2"
    },
    "format": "txt_aeat",
    "hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855",
    "size_bytes": 2048,
    "generated_at": "2026-07-10T09:15:42Z",
    "generated_by_id": "01928f12-1234-7abc-9def-0123456789ab",
    "download_url": "/v1/companies/0193f1a0-5c2e-7b41-8d06-9a1e2f3c4d5e/tax-reports/01931b3e-7c4a-7f2e-9a8b-3c5d6e7f8a10/download",
    "warnings": [],
    "warning_codes": []
  }
}

Retired X-Active-Profile header sent

{
  "error": {
    "type": "invalid_request_error",
    "code": "parameter_unknown",
    "subcode": "retired_active_profile_header",
    "message": "La cabecera 'X-Active-Profile' fue retirada de la API v1: la empresa efectiva se indica en el segmento de empresa de la ruta.",
    "param": "X-Active-Profile",
    "doc_url": "https://docs.factuarea.com/guides/errors#parameter_unknown",
    "request_id": "req_01J8Y3M2Q40000000000000001"
  }
}

Malformed Factuarea-Version header

{
  "error": {
    "type": "invalid_request_error",
    "code": "parameter_invalid_format",
    "message": "El header 'Factuarea-Version' debe tener formato YYYY-MM-DD.",
    "param": "Factuarea-Version",
    "doc_url": "https://docs.factuarea.com/guides/errors#parameter_invalid_format",
    "request_id": "req_01J8Y3M2Q40000000000000002"
  }
}

Unsupported Factuarea-Version

{
  "error": {
    "type": "invalid_request_error",
    "code": "unsupported_api_version",
    "message": "La versión de API '2020-01-01' no está soportada.",
    "param": "Factuarea-Version",
    "doc_url": "https://docs.factuarea.com/guides/errors#unsupported_api_version",
    "request_id": "req_01J8Y3M2Q40000000000000003"
  }
}

{
  "error": {
    "type": "authentication_error",
    "code": "missing_api_key",
    "message": "Falta header Authorization o X-API-Key.",
    "doc_url": "https://docs.factuarea.com/guides/errors#missing_api_key",
    "request_id": "req_8ed6d61b7c35a72457979cd4d7"
  }
}

POST /v1/companies/{company}/tax-reports/find-by-period · 403 insufficient_scope

{
  "error": {
    "type": "authorization_error",
    "code": "insufficient_scope",
    "message": "Esta operación requiere el scope 'tax_reports:read'. Tu API key solo tiene los scopes: ninguno.",
    "doc_url": "https://docs.factuarea.com/guides/errors#insufficient_scope",
    "request_id": "req_1486716d538b1c408b473b944c"
  }
}

Company deactivated

{
  "error": {
    "type": "authorization_error",
    "code": "company_inactive",
    "message": "Esta empresa está desactivada. Actívala para operar.",
    "param": "company",
    "doc_url": "https://docs.factuarea.com/guides/errors#company_inactive",
    "request_id": "req_01J8Y3M2Q40000000000000005"
  }
}

POST /v1/companies/{company}/tax-reports/find-by-period · 404 tax_report_not_found

{
  "error": {
    "type": "not_found_error",
    "code": "tax_report_not_found",
    "message": "Generación de declaración no encontrada.",
    "doc_url": "https://docs.factuarea.com/guides/errors#tax_report_not_found",
    "request_id": "req_e2707ed7b8bbf9a99d17aaf175"
  }
}

Company not found or outside the API key scope

{
  "error": {
    "type": "not_found_error",
    "code": "profile_not_found",
    "message": "La empresa indicada no existe o no está en el ámbito de tu credencial.",
    "param": "company",
    "doc_url": "https://docs.factuarea.com/guides/errors#profile_not_found",
    "request_id": "req_01J8Y3M2Q40000000000000004"
  }
}

POST /v1/companies/{company}/tax-reports/find-by-period · 422 invalid_param_value

{
  "error": {
    "type": "invalid_request_error",
    "code": "invalid_param_value",
    "message": "El campo type es obligatorio.",
    "param": "type",
    "errors": [
      {
        "param": "type",
        "code": "parameter_missing",
        "message": "El campo type es obligatorio."
      }
    ],
    "doc_url": "https://docs.factuarea.com/guides/errors#invalid_param_value",
    "request_id": "req_cc73608e8aa792637b52c5f631"
  }
}

Idempotency key reused with a different payload

{
  "error": {
    "type": "idempotency_error",
    "code": "idempotency_key_reused",
    "message": "La Idempotency-Key 'order-2026-0001' ya se usó con un payload distinto.",
    "param": "Idempotency-Key",
    "doc_url": "https://docs.factuarea.com/guides/errors#idempotency_key_reused",
    "request_id": "req_01J8Y3M2Q40000000000000007"
  }
}

Invalid Idempotency-Key format

{
  "error": {
    "type": "invalid_request_error",
    "code": "invalid_param_format",
    "message": "La Idempotency-Key debe tener entre 1 y 255 caracteres ASCII printable.",
    "param": "Idempotency-Key",
    "doc_url": "https://docs.factuarea.com/guides/errors#invalid_param_format",
    "request_id": "req_01J8Y3M2Q40000000000000008"
  }
}

{
  "error": {
    "type": "rate_limit_error",
    "code": "rate_limit_exceeded",
    "message": "Has excedido el límite de requests permitido. Reintenta más tarde.",
    "doc_url": "https://docs.factuarea.com/guides/errors#rate_limit_exceeded",
    "request_id": "req_95aa7989c92e1df9589952d2a5"
  }
}

{
  "error": {
    "type": "api_error",
    "code": "internal_error",
    "message": "Algo se rompió en nuestro lado al procesar la petición. La condición no la provoca tu payload.",
    "doc_url": "https://docs.factuarea.com/guides/errors#internal_error",
    "request_id": "req_ffe4de41984143bf93d2747e6e"
  }
}

Find a tax report by period

Authorization

Path Parameters

Headers

Request Body

Response Body

200application/json

400application/json

401application/json

403application/json

404application/json

422application/json

429application/json

500application/json

`application/json`

`application/json`

`application/json`

`application/json`

`application/json`

`application/json`

`application/json`

`application/json`