Information and procedures of legal persons engaged in economic activities
Find out how to file corporate income tax returns and other tax-related formalities.
Value Added Tax
Find out how to register with the SII, file VAT returns and other tax-related formalities.
Trade income tax
Find out about your IAE-related tax obligations
Tax on Financial Transactions
Find out more about Financial Transaction Taxes
Tax on Certain Digital Services
This is an indirect tax on the provision of certain digital services involving users located in Spanish territory.
Other formalities affecting companies
Find out how to apply for a NIF, NIF IVA, how to modify your tax register data, how to obtain tax certificates and questions related to the registers of powers of attorney and successors.
We’ll inform you when a company acquires the status of a Large Company