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Other procedures affecting entrepreneurs and professionals

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

Highlights

Carry out formalities related to census verification and rectification procedures.

All procedures

Virtual Census Assistance Tools

Tax register Informant

Information

  • Tax register procedures

    Find out how to apply for a Tax Identification Number (NIF, VAT), how to register or deregister your activity or how to modify the data relating to it in the Register.

  • Tax certificates

    Find out how to obtain an IAE certificate, register status, tax residence, VAT taxpayer status, Registration in the Register of Intra-Community Traders, among others.

  • Registration of representative powers

    To register the powers of attorney granted by individuals and companies to carry out transactions and actions online

  • Register verification procedures

    Find out about the procedures that may affect you if the Administration is checking your tax register data: returns/self-assessments not submitted, application for VAT-NIF/registration in the register of intra-EU traders, registration for monthly VAT refund