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About us

A Smmart agency in Barcelona.

We assist and advise you in any procedure before government bodies.

Legal | Consulting | Tax | Gestoría

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©2024+Martin Mariño Gestiones SLP
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Income Tax Declaration 2023​

We make your tax return ONLINE in a record time!​
It will take you 2 minutes to answer the questions needed and immediately your tax declaration case will be assigned to a manager.
Start procedure
In case you are under the BECKHAM LAW regime, click on the following option:
Start procedure