CURP Extended

Description

The CURP (Clave Única de Registro de Población) is the unique population registry code that identifies every person registered in Mexico. This service verifies a CURP against the national population registry and returns the holder's identity details, along with the available address.

HTTP method GET

Endpoint

https://api.msla-id.com/experience-idv-demographic-api-v1/api/idv-govcheck/v1/mx-identity/{curp}/validate

[SANDBOX Environment]

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

info

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

Request header parameter

NAME	REQUIRED	TYPE	DESCRIPTION
Authorization	✅	string	bearer jwt token

Request path parameter

NAME	REQUIRED	TYPE	DESCRIPTION	EXAMPLE
curp	✅	string	Mexican CURP, 18 alphanumeric characters in the format defined by the national population registry.	AAAA900101HDFRRN09

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": "00000000aaaaaaaa",
    "timestamp": "2026-10-06 12:00:00",
    "data": {
        "names": "JUAN",
        "fatherLastName": "EJEMPLO",
        "motherLastName": "DEMO",
        "birthDate": "1990-01-01",
        "gender": "M",
        "curpStatus": "RCN",
        "address": "CALLE EJEMPLO 123",
        "colony": "COLONIA EJEMPLO",
        "locality": "LOCALIDAD EJEMPLO",
        "municipality": "MUNICIPIO EJEMPLO",
        "state": "ESTADO EJEMPLO",
        "postalCode": "09999"
    }
}

Response 400 status code

{
    "traceId": "00000000bbbbbbbb",
    "timestamp": "2026-10-06 12:00:00",
    "code": "IDV-3001",
    "message": "Bad request - Invalid or incomplete input data",
    "data": null
}

Response 404 status code

{
    "traceId": "00000000dddddddd",
    "timestamp": "2026-10-06 12:00:00",
    "code": "IDV-1002",
    "message": "Data not found.",
    "data": null
}

Response 500 status code

{
    "traceId": "00000000cccccccc",
    "timestamp": "2026-10-06 12:00:00",
    "code": "IDV-1008",
    "message": "Error in the source of origin, please contact an administrator!",
    "data": null
}

Response 504 status code

{
    "traceId": "00000000eeeeeeee",
    "timestamp": "2026-10-06 12:00:00",
    "code": "IDV-1100",
    "message": "Gateway Timeout",
    "data": null
}