Category · 4 articles
Tax planning, filings and obligations before the four foral tax authorities.
A startup with its registered tax address in the Basque Country is taxed under the foral regime, which offers a reduced Corporate Income Tax rate for newly created companies and stronger R&D&I deductions than the common regime, combined with the Basque support ecosystem (SPRI, BIC, Seed Capital, Beaz).
An administrative agency, a tax advisory firm and a full-service advisory firm are not the same thing, and the difference can be worth thousands of euros a year. We explain what each one does, when an administrative agency is enough and when you need a full-service advisory firm.
What a tax advisory firm costs for an SME in the Basque Country in 2026: real ranges by size (self-employed workers, small and medium-sized SMEs), what the base fee should include and what is billed separately, with Grupo Asegi's transparent billing model.
Five objective criteria for choosing a tax advisory firm in Bilbao: foral specialisation, full-service coverage, in-house audit, technology and track record. With the red flags to avoid and the real difference between a gestoría and an advisory firm.
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