Fiscal subject related
To summarize, new obligations are:
- From January 1, 2022:
Invoices and tax documents must include the QR Code.
- As of January 1, 2023:
Relevant invoices and tax documents must include the document code ATCUD.
SAF-T files the delivery of this file for the 5th of the following month. Sending SAF-T for invoices and other fiscally relevant documents is free of charge until the 8th of the month following their issuance in 2023 (as a taxpayer adjustment for the new deadline).
- Beginning January 1, 2024
Electronic and PDF invoices must include a digital signature to be considered valid.
Adoption of the electronic invoice for B2G transactions
- In 2025, the declaration of the SAF-T accounting document will be mandatory.
Other news from Portugal
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Already subscriber? LoginPortugal strengthens Finance portal security with Two-factor authentication.

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Already subscriber? LoginNew document was uploaded: S4F backoffice patch
S4F backoffice patch is intended for users who have already installed S4F backoffice and are intended to update existing installations to latest version. To do so apply only patches that are marked with version number that is newer than your currently installed instance of backoffice. Please make sure to install all available patches sequentially (without skipping). This package contains instruction, release notes, changelog and software packages required for deployment of this software component. Read more
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Already subscriber? LoginNew webinar was uploaded: Recorded webinar: Fiscalization and online sales in European countries
On May 15th, 2025, Fiscal Solutions organized a free webinar on the topic of "Fiscalization and online sales in European countries". The webinar was held by Fiscal Solutions Legal Consultant Nikolina Basić. Let’s delve deeper into this topic! Read more
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Already subscriber? LoginPortugal: VAT Updates

Between March and May 2025, Portugal’s Tax and Customs Authority released new VAT rules and clarifications, with key changes taking effect from July 1, 2025. These include simplified VAT filing procedures, a €650,000 turnover threshold for monthly returns in 2026, and the adoption of the EU SME Scheme for cross-border businesses. Read more