Correction of Past Tax Address, without Citizen Card (Pedido de alteração de morada com efeitos retroativos – Modelo A)
An application to correct, with the Tax and Customs Authority (Finanças), the date from which you have lived at an address, for people who do not have a Citizen Card (Cartão de Cidadão). You receive it blank, with the original notes.
Official form: Modelo A da AT · Autoridade Tributária e Aduaneira
What it is for
- Request that your tax address take effect from an earlier date
- State the address and the periods to be corrected, attaching evidence
What it is
The AT's Form A (Modelo A) is the application to change an address with retroactive effect for people without a Citizen Card (Cartão de Cidadão). In it you state the address and the dates to be corrected, and attach supporting documents. It can be submitted through the e-balcão online service desk. The AT reviews the evidence and decides whether to accept the requested effective date. The form's notes on tax representatives should be read in light of the current rules; you may be exempt if you have signed up for electronic notifications. It is not a proof of address.
What you receive
You receive the official blank PDF form, with an explanation of what it is for. The Titus assistant answers your questions about filling it in. You can combine it with other documents in the same request, with a single payment. We do not ask for any password for forms.
The assistant explains; it does not fill in or submit anything on your behalf. Do not type passwords or third parties' data.
Things to note
This is a blank form, to be filled in and signed by you. Please confirm with the AT the current version and the tax representation rules for your case. We do not submit the application or guarantee that the correction will be accepted.
Frequently asked questions
What evidence should I attach for the date stated?
Documents showing since when you have lived at the address; the AT assesses the evidence and decides the effective date.
What if I have a Citizen Card?
Use Form B, designed for people who have already changed the address on their card and only want to correct the tax date.
Related documents
An application to correct the effective date of a tax address that has already been changed on the Citizen Card (Cartão de Cidadão). It comes blank, with the original notes.
Application for a NIF for an Undivided Estate (Pedido de NIF para herança indivisa)A Tax and Customs Authority (Finanças) form for requesting a tax number for an estate that has not yet been divided. You receive it blank, with guidance.
Text reviewed in November 2026.