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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 moreProposed VAT measures in Portugal’s Budget in 2024

Portugal's draft Budget Law for 2024 was submitted to parliament in previous days. Portugal’s draft budget law for 2024 includes various tax measures. There are a large number of changes that are currently under discussion, and they are subject to change. The budget law must be approved by the parliament before it can be officially enacted. If the law is approved, it will enter into force on Janua... Read more

Proposed VAT measures in Portugal’s Budg...

Portugal's draft Budget Law for 2024 was submitted to parliament in previous days. Portugal’s draft... Read more
The European Commission's ambitious plan to modernize and digitalize the EU's value-added tax (VAT) system has been postponed by two years and possibly more after facing resistance from some member states and businesses. The VAT in the Digital Age (ViDA) initiative, which was proposed in December 2022, aimed to introduce a series of measures to reduce VAT fraud, simplify VAT compliance, and promo... Read more

Implementation of the ViDA directive fac...
The European Commission's ambitious plan to modernize and digitalize the EU's value-added tax (VAT)... Read more
How is the 100% discount in Portugal treated properly from a fiscalization perspective?

One of the questions is whether a 100% discount is allowed to be used in Portugal, and if so, how is it handled? We can explore further in the following Read more

How is the 100% discount in Portugal tre...

One of the questions is whether a 100% discount is allowed to be used in Portugal, and if so, how is... Read more
What does POS need to support in terms of VAT rates?

In Portugal, VAT rates are presented in the sense that we have standard VAT rates and reduced ones. But, as a reminder, since the beginning of this year, some VAT reductions have been made. Let us remind you which one. Read more

What does POS need to support in terms o...

In Portugal, VAT rates are presented in the sense that we have standard VAT rates and reduced ones.... Read more
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). For each patch it is specified for which countries it is released for and with this information and with information from release notes user should prioritize the installation of the patch if S4F Backoffice is used in specified countries. Even though the patch may be prioritized for specified countries please make sure to install all patches sequentially, including the previous ones (if any) even if they are not related to used countries. This package contains instruction, release notes, changelog and software packages required for deployment of this software component. Please note that this patch contains changes for following country: Italy. Read more

New document was uploaded: S4F backoffic...
Reminder: What will be changed from 2024 in fiscalization terms in Portugal?

During the COVID and inflation crises in Portugal, certain rules were introduced but also postponed. But 2024 is near, and as a reminder, there are rules that very quickly will be in force. Here are further details... Those are: Monthly SAF-T due by the 5th day of the month as of 2024 (the rule that was announced a month ago but is effective from 2024 until the 8th day of the year 2023 is allo... Read more

Reminder: What will be changed from 2024...

During the COVID and inflation crises in Portugal, certain rules were introduced but also postponed.... Read more
Latest document for Portugal
See moreS4F 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). For each patch it is specified for which countries it is released for and with this information and with information from release notes user should prioritize the installation of the patch if S4F Backoffice is used in specified countries. Even though the patch may be prioritized for specified countries please make sure to install all patches sequentially, including the previous ones (if any) even if they are not related to used countries. This package contains instruction, release notes, changelog and software packages required for deployment of this software component. Please note that this patch contains changes for following country: Italy. Read more
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). For each patch it is specified for which countries it is released for and with this information and with information from release notes user should prioritize the installation of the patch if S4F Backoffice is used in specified countries. Even though the patch may be prioritized for specified countries please make sure to install all patches sequentially, including the previous ones (if any) even if they are not related to used countries. This package contains instruction, release notes, changelog and software packages required for deployment of this software component. Please note that this patch contains changes for following countries: France and Portugal. Read more
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). For each patch it is specified for which countries it is released for and with this information and with information from release notes user should prioritize the installation of the patch if S4F Backoffice is used in specified countries. Even though the patch may be prioritized for specified countries please make sure to install all patches sequentially, including the previous ones (if any) even if they are not related to used countries. This package contains instruction, release notes, changelog and software packages required for deployment of this software component. Please note that this patch contains changes for following country: Germany. Read more
S4F backoffice patch
S4F backoffice installer is intended for users who are installing the software for the first time. Please make sure to obtain latest version of installer and to apply all subsequent patches that are released subsequently. This package contains instruction, release notes, changelog and software packages required for deployment of this software component. This version of the Backoffice installer supports the following countries: Austria, Bulgaria, Croatia, France, Italy, Poland, Portugal, Romania, Slovakia and Slovenia. Read more
S4F backoffice installer
S4 Fiscal Service 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, Release Notes, the S4F Service Installation Manual, and sensitive data encryption. They are all packed in a zip file that is ready for download. Read more
S4 Fiscal Service for Portugal

S4FiscalService for Portugal is an installation package for S4FS fiscal middleware in Portugal. An... Read more
Overview of the e-invoicing systems in Europe
This document represents an introduction to the types of e-invoicing models in European countries as well as the key conclusions made during this research. Read more
Overview of the e-invoicing systems in E...
This document represents an introduction to the types of e-invoicing models in European countries as... Read more