How to Consult CUIL in Argentina: Complete Guide

What is CUIL and what is it for?

The CUIL is a unique number assigned to each citizen who needs to carry out work or social security activities in Argentina. It is required to:

Formalization of employment contracts.
Contributions to social security and pension.
Opening bank accounts.
Access to government social benefits.
Issuing invoices for self-employed workers.
Registration in social programs.

If you have forgotten your CUIL or need to consult it for the first time, see the available options below.

How to Consult CUIL Online

ANSES provides a free online service for checking your CUIL. Here's how to check it:

Step 1: Access the ANSES website

Go to the official ANSES website: www.anses.gob.ar . On the website, look for the option “Consulta de CUIL”.

Step 2: Enter your Personal Data

The system will ask for the following data to locate your CUIL:

Full name and surname.
Birth date.
DNI (National Identity Document) number.

Step 3: Get your CUIL

Once you have entered the data correctly, the website will display your CUIL on the screen. You can also print the receipt if you need to use it.

Benefits of Online Consultation

Consulting the CUIL online offers several advantages:

Available 24 hours a day.
Fast and free process.
Possibility to print the receipt immediately.

How to Consult CUIL in Person

If you prefer to make the consultation in person, go to one of the ANSES offices with the following documents:

Original National Identity Document (DNI) and a copy.
Birth certificate (for minors who do not yet have a DNI).

ANSES customer service will provide you with your CUIL immediately. To avoid queues, it is recommended that you arrive early and bring copies of the necessary documents.

How to Consult CUIL via the “Mi ANSES” App

Another practical alternative is through the “Mi ANSES” app . Follow these steps:

Download the app from Google Play or the App Store.
Log in with your CUIL number and password. Social Security Key.
From the main menu, select “CUIL Consultation”.
The app will display your CUIL and allow you to save or print the receipt.

Advantages of Using the “Mi ANSES” App

Fast and secure access.
Allows you to carry out other procedures related to ANSES.
Compatible with Android and iOS phones.

What to Do if There is an Error in Your CUIL?

If your CUIL contains any incorrect information, you can request a correction at an ANSES unit, taking:

Original identity document.
Birth or marriage certificate (if required).
Any document that proves the correct information.

ANSES staff will review your case and make corrections in the system.

Frequently Asked Questions about CUIL

1. Can I consult someone else's CUIL?

No, CUIL is personal data and only the holder can consult it. In some cases, a legal guardian can make the request for minors.

2. Does CUIL change throughout life?

No, the CUIL is a fixed number and does not change, even if you change your name or marital status.

3. Who needs a CUIL?

All workers, both employed and self-employed, as well as foreigners who need to carry out formal activities in Argentina.

4. Is it possible to consult the CUIL without a DNI?

No. To consult the CUIL, you must have a valid DNI. If you do not have one, you will first need to obtain this document.

5. What if I have never had a CUIL?

If you have never received a CUIL, you must request one at an ANSES agency, taking the necessary documents. The number will be generated immediately.

Conclusion

Checking your CUIL in Argentina is a simple process that can be done online, through the “Mi ANSES” app, or in person. This number is essential for carrying out various labor and social security activities. If you have any questions, contact ANSES for more information.

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