Sunat 2025: Step by step to recover your sun code with your RUC number in minutes

Tax operations in Peru depend largely on the Sun keya credential that allows taxpayers to access the digital services of the National Superintendence of Customs and Tax Administration (Sunat). However, it is common for users to forget or lose it, which can generate inconveniences in their tax procedures.

In 2025, SUNAT has optimized its virtual platform to facilitate the recovery of the Sun key quickly and safely. If you need to restore your access and continue fulfilling your tax obligations, here we explain, step by step, how to do it using your RUC and DNI number.

How to recover my sun code with my DNI and my RUC?

If you forgot Sun key And you need to recover it immediately, follow these steps through the platform SUNAT ONLINE OPERATIONS:

1. Enter the official Sunat website online operations and give the “New platform” option (in this link).
2. Click on the option “Did you forget your user or key?”
3. Select one of the two alternatives:
   • “Recover my sun code through my secret question.”
   • “Recover my sun code through authentication questions.”
4. Follow the instructions on the screen according to the chosen option.
5. Once your data is validated, create a new Sun key and guide it in a safe place.

This procedure is completely digital and does not need to go to a physical office. SUNAT recommends taxpayers to update their data and maintain a safe copy of their key to avoid future inconveniences.

How to request a new Sun and a RUC key in 2025?

Get the RUC As a natural person it is a fast and simple process thanks to Sunat digital platforms. Now you can do it from the official Sunat OA website through the people application, following these steps:

1. Access the Sunat website (Link here) or download the app application.
2. Select the option “Registration in the RUC” and choose the category “Natural person with business”.
3. Enter your ID number and validate your identity with the Reniec key or your personal data.
4. Complete the online form, indicating your economic activity and the direction of your business.
5. Automatically receive your RUC number and generate your sun code to access online services.

How to know my RUC only with my DNI, according to Sunat?

If you need Consult your RUC Using only your ID, you can do it on the Sunat platform following these steps:

1. Enter the official Sunat website (Link here).
2. In the “Consultation RUC” section, select “by document”.
3. Enter your ID number in the corresponding field.
4. Choose the type of document you want to consult (RUC or DNI).
5. Click the “Search” button and get your RUC number in seconds.

Online operations 2025: What procedures can be done on the Sunat platform?

SUNAT ONLINE OPERATIONS It has become an essential tool for Peruvian taxpayers. The platform offers different modules designed to manage tax procedures efficiently. The main services available in Sunat online operations are:

My procedures and consultations

• RUC data update.
• Registration of household workers.
• Issuance of electronic payment vouchers.
• Presentation of requests for return and subdivision.

My statements and payments

• Declaration and payment of taxes, such as income tax.
• Nrus payment and subdivisions.
• Access ancient versions of the platform for certain procedures.

Declares annual income

• Option available for natural persons and companies.
• First, second and fifth category rental management.

Payments without sun code

• Facilitates the cancellation of taxes without logging.
• Aimed at users who are looking for faster in their payments.

What function does Sunat fulfill in Peru?

The National Superintendence of Customs and Tax Administration (Sunat) is the agency in charge of tax collection and the control of foreign trade in Peru. Its main mission is to guarantee compliance with the tax obligations of citizens and companies. Among its most important functions include:

• National Tax Administration, such as IGV and Income Tax.
• Facilitation of foreign trade through customs regulation.
• Control and control of taxpayers to avoid tax evasion.
• Promotion of business formalization through digital platforms.