Tax registers, NIF and tax address
Find out about the steps to take when you apply for a NIF, start a business or change your address
Highlights
You can carry out formalities for forms 030, 035, 036 and 037, as well as those related to procedures in which the Tax Agency is checking your tax registry situation or the revocation and rehabilitation of a NIF. You can also carry out the VIES consultation.
Tax Registry and Economic Activities Tax virtual assistant tools
Through these tools you can obtain information interactively on the most frequently asked questions
Who should be registered
Find out about the censuses and registries where you must register based on your tax obligations
How to apply for a NIF
Find out how to apply for a NIF, a VAT NIF and the documents you need to provide
Address of citizens
Find out how to communicate and modify your tax address and for notification purposes
Tax register formalities related to my personal details and address (Form 030)
Find out who should use form 030, forms, place and deadline for submission, how to register in the Census of taxpayers, modify your personal data, marital status, request a new NIF card, communicate an address, your telephone number and your email, as well as legal or voluntary representation
Tax register formalities related to entrepreneurs, professionals and withholders (Forms 036/037)
Find out who can use form 036 and 037, forms, place and deadline for submission. How to register, modify your obligations or census data and request deregistration from the Census of businessmen, professionals and retainers, how to inform successors and how to submit IAE returns
Tax register declarations. Model 040
Find out who can use form 040, causes, form and deadline for submission and the complementary documentation that you must provide.
What should I do if I have received a notification regarding the verification of my tax register status?
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, revocation/re-enabling of VAT number
Consultation of cancelled and reinstated NIF (Personal Tax ID) numbers
Consult the list of revoked and reinstated NIF (Personal Tax ID) numbers
How to apply for and obtain a tax certificate on my tax register status
Find out how to obtain a certificate of IAE, tax register status, tax residence, VAT taxpayer status, non-profit entity status, among others.