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The Portuguese fiscalization system is the part of the systems which can be classified as Software-based fiscalization. Before its usage, the POS SW must pass through the compulsory certification procedure.
Portugal
Portugal has a software-based fiscalization system, which means that it is mainly focused on the characteristics of the POS application and demands regarding functions of the POS program such as security mechanisms, inalterability standards for the created fiscal data, and so on. The POS application used by the taxpayer must be certified by the Portuguese General Directorate for Taxation.
Type of fiscalization: Software
Latest news for Portugal
See moreFree text and other non-fiscal document issuing rules in Portugal from the fiscalization perspective

Portuguese invoice software requirements are strictly defined, and a large number of different requirements must be fulfilled to pass the certification procedure. One of the questions that arises is whether free text is allowed to be present on the receipts, and if so, whether there are any special rules. More details are as follows. Read more

Free text and other non-fiscal document...

Portuguese invoice software requirements are strictly defined, and a large number of different requi... Read more
New document was uploaded: S4FiscalService for Portugal

S4FiscalService for Portugal is an installation package for S4FS fiscal middleware in Portugal. An integrative part of the installation package is, among others, the General Interface Description, the Service Interface Description, the Release Notes, the S4F Service Installation Manual, and Service Data Encryption. They are all packed into a zip file that is ready for download. Read more

New document was uploaded: S4FiscalServi...

S4FiscalService for Portugal is an installation package for S4FS fiscal middleware in Portugal. An... Read more
Training mode as one of the POS requirements in Portugal

Firstly, do you even know what "training mode" stands for? Training is a print-out from the POS system showing the same information as a regular receipt but used for training purposes. Read more

Training mode as one of the POS requirem...

Firstly, do you even know what "training mode" stands for? Training is a print-out from the POS syst... Read more
Validation of ATCUD codes and document series number

As already known, from January 1, 2023, there is a demand by the law to use ATCUD codes on the POS application, which are tied to the document series. Details concerning validation rules for ATCUD codes are as follows. Read more

Validation of ATCUD codes and document s...

As already known, from January 1, 2023, there is a demand by the law to use ATCUD codes on the POS a... Read more
Invoice reporting obligations and changes in Portugal regarding qualified electronic signature requirements on e-invoice

Have you heard that a "grace period" has been set for invoice reporting obligations and changes for qualified electronic signature requirements on e-invoice in Portugal? At the end of 2022, the Portuguese Tax Authority introduced some new changes and postponements of certain obligations. More precisely, the Portuguese State Secretary of Fiscal Affairs issued Order 8/2022 XXIII, which, among ot... Read more

Invoice reporting obligations and change...

Have you heard that a "grace period" has been set for invoice reporting obligations and changes for... Read more
While we wait for the final text of the draft of the VAT in the Digital Age (ViDA) Directive, we can say that there are some certainties regarding the scope of the Directive, and the proposed scope is, as follows. EU Digital Reporting Requirements (DRR) were introduced for intra-EU transactions; Recapitulative statements have been removed. DRRs are to be mandatory or optional for domestic... Read more

What is the proposed scope of the VAT in...
While we wait for the final text of the draft of the VAT in the Digital Age (ViDA) Directive, we can... Read more
Latest document for Portugal
See moreS4FiscalService for Portugal

S4FiscalService for Portugal is an installation package for S4FS fiscal middleware in Portugal. An integrative part of the installation package is, among others, the General Interface Description, the Service Interface Description, the Release Notes, the S4F Service Installation Manual, and Service Data Encryption. They are all packed into a zip file that is ready for download. Read more
S4FiscalService for Portugal

S4FiscalService for Portugal is an installation package for S4FS fiscal middleware in Portugal. An... Read more
The purpose of this document is to provide a better understanding of the main words and phrases that are used when referring to the EU legislation relating to the One Stop Shop (hereinafter: “OSS”) as part of the EU VAT e-commerce package. Read more
OSS and E-commerce glossary
The purpose of this document is to provide a better understanding of the main words and phrases that... Read more
Overview of ATCUD in Portugal

Do you know what the ATCUD code is? It’s a unique document code, single document code, or ATCUD code that is mandatory on every fiscal document. The ATCUD code will be mandatory in Portugal from January 1, 2023. Until then, the ATCUD code can be used on the receipts optionally. Read more
Overview of ATCUD in Portugal

Do you know what the ATCUD code is? It’s a unique document code, single document code, or ATCUD code... Read more
Online shops from fiscalization perspective in Portugal

The purpose of this document is to explain the main requirements when there is a sale via online or e-shop. Furthermore, you’ll find out the main requirements for online shops, forms of issuing invoices in online stores, defined deadlines and main rules in terms of invoices/receipts, etc. Read more
Online shops from fiscalization perspect...

The purpose of this document is to explain the main requirements when there is a sale via online o... Read more
How to validate QR code in Portugal

This document describes the steps to validate the QR code on the receipt, which is mandatory in Portugal from the 1st of January 2022. Read more
How to validate QR code in Portugal

This document describes the steps to validate the QR code on the receipt, which is mandatory in Port... Read more
Fiscalization and vending devices, SCO, RVM, OPT in Portugal

This document aims to explain the relation between fiscalization and some special devices used for selling such as self-checkouts, reverse vending machines, outdoor payment terminals, etc. Read more
Fiscalization and vending devices, SCO,...

This document aims to explain the relation between fiscalization and some special devices used for s... Read more