---
title: "MX – NOM-151 Certificate"
method: GET
path: "/api/v1/documents/{id}/nom151_certificate"
tags: ["Regional"]
---

# MX – NOM-151 Certificate

`GET /api/v1/documents/{id}/nom151_certificate`

Download NOM-151 certificate for a completed document. Returns a ZIP file, download URL, or raw certificate data based on query parameters.

## Path parameters

- `id` string, uuid, required — Unique identifier for a completed document.

## Query parameters

- `url_only` boolean — Whether to return the URL of the completed PDF or the actual PDF content. Defaults to `false`.
- `object_only` boolean — If true, returns raw NOM-151 constancia certificate object as JSON instead of a zip file or URL.

## Response `200`

successful

- Nom151UrlResponse — NOM-151 download URL returned when url_only=true
  - `file_url` string, url, required — Public URL to download the certificate ZIP file

## Other responses

- `404` — not_found
- `422` — unprocessable_entity
- `429` — rate limit exceeded

---

[API](https://skmtc.net/signwell/apis/signwell-developer-api.md) · [All operations](https://skmtc.net/signwell/apis/signwell-developer-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/signwell/signwell-developer-api/versions/debef5796b62/schema)