RENAPER

Description

RENAPER (Registro Nacional de las Personas) is the Argentine government agency responsible for registering the identity of every person in the country and issuing the national identity document (DNI).

This service verifies the identity data of a person registered in Argentina from their CUIL: full name, national identity document, date of birth, gender, nationality, province and locality of residence, and whether the person is registered as deceased.

info

Before proceeding, make sure you have your jwt token, if you don't, check the login documentation.

HTTP method GET

Endpoint

https://api.msla-id.com/experience-idv-docverifcheck-api-v1/api/idv-govcheck/v1/ar-identity/{cuil}/document-verification

[SANDBOX Environment]

For testing purposes, use the base domain: apidev.msla-id.com

Request header parameter

NAME	REQUIRED	TYPE	DESCRIPTION
Authorization	✅	string	bearer jwt token

Request path parameter

NAME	REQUIRED	TYPE	DESCRIPTION	EXAMPLE
cuil	✅	string	Argentine CUIL, 11 digits without hyphens or spaces, with a valid check digit.	20301234563

Status code responses

Code	Description
200	OK
400	Bad request
401	Unauthorized
404	Not found
500	Internal server error.
504	Gateway timeout.

The full documentation error codes can be found here.

Response 200 status code

{
    "traceId": "34372f63ac42d547",
    "timestamp": "2026-09-28 12:04:00",
    "data": {
        "firstNames": "JUAN PABLO",
        "lastName": "GOMEZ",
        "cuilNumber": "20301234563",
        "documentNumber": "30123456",
        "documentType": "DNI",
        "birthDate": "1983-05-14",
        "gender": "M",
        "nationality": "ARGENTINA",
        "province": "BUENOS AIRES",
        "locality": "LA PLATA",
        "isDeceased": false,
        "deathDate": null
    }
}

Response 400 status code

{
    "traceId": "542fc743fffda052",
    "timestamp": "2026-09-28 11:20:46",
    "code": "IDV-3001",
    "message": "Bad request - Invalid or incomplete input data"
}

Response 404 status code

{
    "traceId": "ef2407b8c0df635c",
    "timestamp": "2026-09-28 11:25:55",
    "code": "IDV-1002",
    "message": "Data not found."
}

Response 500 status code

{
    "traceId": "43a20f33d4e8730d",
    "timestamp": "2026-09-28 11:32:41",
    "code": "IDV-1008",
    "message": "Error in the source of origin, please contact an administrator!"
}

Response 504 status code

{
    "traceId": "9c1e5a7b2d04f3a8",
    "timestamp": "2026-09-28 11:35:02",
    "code": "IDV-1100",
    "message": "Gateway Timeout"
}