RUC Registration in Ecuador: Guide for Individuals and Businesses

Table of Contents


What is it?

RUC Registration in Ecuador is the process of obtaining a Unique Taxpayer Registry number, which is mandatory for individuals and businesses engaging in any economic activities within the country. The RUC number enables the government to track and regulate tax payments and ensures legal compliance for business operations, invoicing, and tax declarations.

Who needs it?

The ideal customer profile for RUC registration includes individual entrepreneurs, small businesses, and large enterprises operating in Ecuador, who engage in activities ranging from selling products and services to importing goods. This service is particularly essential for newcomers to the Ecuadorian market, professionals wishing to formalize their freelance work, and businesses aiming to ensure tax compliance and legal operation within the country.


  1. Visit the official website of the National Internal Revenue Service (SRI) of Ecuador.
  2. Download and fill out the RUC application form.
  3. Submit the completed form along with the required documents at the nearest SRI office.
  4. Attend any mandatory in-person verification if required.
  5. Receive your RUC number and start using it for all official, taxation, and business dealings.

Required documents

  • Identification Document: Obtain from the local civil registry or via online if applicable.
  • Proof of Address: Utility bills, rental agreement, or certificate of domicile.
  • Business License or Commercial Registry: For businesses, available at local municipal offices.
  • Application Form: Fill out and download from the SRI official website.

Providers that can do it for you

(We are currently curating the best providers. If you are or know a provider, please contact us or edit the page directly)


Additional details

  • Check for any updates on the SRI website for procedural changes.
  • Ensure all documents are recent and valid to avoid application rejection.
  • The RUC number is essential for issuing invoices and tax declarations in Ecuador.


Improve this article by using the contact form or editing it through our open-source GitHub repository: tramitit/guides