Base On-line

Visit-by-appointment and other services

Catalan Tax Agency (ATC)

Tributs de Catalunya

The web portal Tributs de Catalunya is the result of an agreement between the Catalan Tax Agency (ATC) and the Provincial Councils of Tarragona, Barcelona, Girona and Lleida, which aims to create a framework for firm collaboration in the field of taxation, enabling the development of Catalan tax management with closer proximity to the citizen.

BASE offices providing 'one stop shop' service

The BASE offices operating as one stop shops are:


  • Information on collection proceedings sent by Tributs de Catalunya. 
  • Reception and registry of documents and self-assessment of tax managed by ATC. 
  • Information and overall assistance regarding tax managed by Provincial Councils and ATC.
  • Issuance of certificate of being up to date with tax payments and also duplication of bills and receipts.