{"id":255525,"date":"2025-12-10T11:40:06","date_gmt":"2025-12-10T10:40:06","guid":{"rendered":"https:\/\/www.easyap.com\/?p=253005"},"modified":"2026-08-12T11:16:38","modified_gmt":"2026-08-12T09:16:38","slug":"firma-digital-en-portugal","status":"publish","type":"post","link":"https:\/\/www.easyap.com\/fr\/blog\/firma-digital-en-portugal\/","title":{"rendered":"La signature num\u00e9rique au Portugal, obligatoire en 2026"},"content":{"rendered":"<p><span style=\"font-weight: 400\">\u00c0 partir du 1er janvier 2026 au Portugal, toutes les factures \u00e9lectroniques devront comporter une signature \u00e9lectronique qualifi\u00e9e ou un cachet qualifi\u00e9. C&#8217;est une obligation l\u00e9gale qui marque un tournant en mati\u00e8re de fiabilit\u00e9, de tra\u00e7abilit\u00e9 et de validit\u00e9 des <\/span><a href=\"http:\/\/www.easyap.com\/workflow-de-aprobacion-de-facturas\/factura-electronica\/\"><span style=\"font-weight: 400\">factures<\/span><\/a><span style=\"font-weight: 400\">et documents fiscaux. Pour un DAF op\u00e9rant au Portugal, cette exigence impacte les processus internes, les int\u00e9grations, la s\u00e9curit\u00e9 documentaire, les audits&#8230; C&#8217;est-\u00e0-dire : l&#8217;ensemble de l&#8217;activit\u00e9. Compte tenu de son importance, easyap explique <\/span><b>ce qui change en 2026, ce qu&#8217;est l&#8217;ATCUD, comment mettre en \u0153uvre cette signature \u00e9lectronique qualifi\u00e9e et les risques \u00e0 \u00e9viter lors de cette transition r\u00e9glementaire<\/b><span style=\"font-weight: 400\">.&nbsp;<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Qu&#8217;est-ce qui change en 2026 ? R\u00e9sum\u00e9 pour les DAF<\/span><\/h2>\n<p><span style=\"font-weight: 400\">La premi\u00e8re chose \u00e0 savoir sur la nouvelle r\u00e9glementation concernant la <\/span><a href=\"https:\/\/www.easyap.com\/fr\/?p=256267\"><span style=\"font-weight: 400\">facturation \u00e9lectronique au Portugal<\/span><\/a><span style=\"font-weight: 400\">et la signature num\u00e9rique est son application et qui elle affecte :<\/span><\/p>\n<h3><span style=\"font-weight: 400\">1. Obligation l\u00e9gale<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Depuis le <\/span><b>1er janvier 2026<\/b><span style=\"font-weight: 400\">, toutes les factures devront inclure une <\/span><a href=\"https:\/\/www.easyap.com\/fr\/?p=256383\"><b>signature \u00e9lectronique ou un<\/b> <b>cachet \u00e9lectronique qualifi\u00e9<\/b><span style=\"font-weight: 400\">.<\/span><\/a><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Jusqu&#8217;au <\/span><b>31 d\u00e9cembre 2025<\/b><span style=\"font-weight: 400\">, les factures PDF sans signature restent valides.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">La mesure garantit l&#8217;authenticit\u00e9 et l&#8217;int\u00e9grit\u00e9 des documents fiscaux.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400\">2. Champ d&#8217;application<\/span><\/h3>\n<p><span style=\"font-weight: 400\">L&#8217;obligation couvre :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Facturation B2B.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Facturation B2C.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Facturation \u00e0 l&#8217;Administration (B2G).<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Documents fiscaux importants circulant en PDF (notes de cr\u00e9dit et de d\u00e9bit, re\u00e7us, etc.)<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400\">Tout cela ne change rien aux deux \u00e9l\u00e9ments obligatoires qui \u00e9taient d\u00e9j\u00e0 apparus par exigence l\u00e9gale dans les factures \u00e9lectroniques. Ce sont :&nbsp;<\/span><\/p>\n<ol>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Code ATCUD, qui est l&#8217;Identifiant Unique de Document, comme nous l&#8217;expliquerons plus loin.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Code QR v\u00e9rifiable.&nbsp;<\/span><\/li>\n<\/ol>\n<p><span style=\"font-weight: 400\">Les deux resteront n\u00e9cessaires et coexisteront d\u00e9sormais avec la signature ou le cachet qualifi\u00e9.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Concepts cl\u00e9s pour comprendre la signature num\u00e9rique au Portugal<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Pour \u00eatre plus pr\u00e9cis, nous allons analyser les trois aspects les plus importants de cette nouvelle r\u00e9glementation.&nbsp;<\/span><\/p>\n<h3><span style=\"font-weight: 400\">Signature \u00e9lectronique qualifi\u00e9e<\/span><\/h3>\n<p><span style=\"font-weight: 400\">C&#8217;est la forme la plus avanc\u00e9e de signature num\u00e9rique, reconnue par eIDAS, cr\u00e9\u00e9e au moyen d&#8217;un <\/span><a href=\"https:\/\/www.easyap.com\/fr\/blog\/que-es-un-certificado-digital\/\"><span style=\"font-weight: 400\">certificat num\u00e9rique<\/span><\/a><span style=\"font-weight: 400\"> qualifi\u00e9 \u00e9mis par un prestataire accr\u00e9dit\u00e9. Sa valeur l\u00e9gale est \u00e9quivalente \u00e0 une signature manuscrite.<\/span><\/p>\n<h3><span style=\"font-weight: 400\">Cachet \u00e9lectronique qualifi\u00e9<\/span><\/h3>\n<p><span style=\"font-weight: 400\">Identifie l&#8217;<\/span><b>entreprise (et non la personne physique).<\/b><span style=\"font-weight: 400\"> Il est id\u00e9al pour les processus automatis\u00e9s de facturation de masse et garantit l&#8217;int\u00e9grit\u00e9 et l&#8217;authenticit\u00e9 du document.<\/span><\/p>\n<h3><span style=\"font-weight: 400\">ATCUD<\/span><\/h3>\n<p><span style=\"font-weight: 400\">C&#8217;est l&#8217;<\/span><b>Identifiant Unique de Document<\/b><span style=\"font-weight: 400\">, qui \u00e9tait d\u00e9j\u00e0 obligatoire pour toutes les factures et documents fiscalement importants. D\u00e9sormais, il doit \u00eatre g\u00e9n\u00e9r\u00e9 \u00e0 partir d&#8217;un logiciel certifi\u00e9, et chaque document exige un identifiant unique par s\u00e9rie.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Tout ce cadre l\u00e9gal est contenu dans la <\/span><a href=\"https:\/\/www.cepc.gob.es\/biblioteca-y-documentacion\/documentacion\/base-de-datos-docex\/disposiciones\/lei-no-45-a2024-de-31-de-dezembro-orcamento-do-estado-para-2025\"><b>Loi n\u00b0 45-A\/2024<\/b><\/a><span style=\"font-weight: 400\">. Malgr\u00e9 cela, l&#8217;Autorit\u00e9 Fiscale publie g\u00e9n\u00e9ralement des pr\u00e9cisions techniques, il est donc conseill\u00e9 de suivre les communications officielles.<\/span><\/p>\n<h2><span style=\"font-weight: 400\">Impact op\u00e9rationnel r\u00e9el : ce qui va changer dans votre entreprise<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Compte tenu de tout ce qui pr\u00e9c\u00e8de, la transition vers la signature num\u00e9rique obligatoire au Portugal implique des changements internes fondamentaux. Pour les entreprises qui n&#8217;ont pas encore commenc\u00e9 le processus, l&#8217;adaptation devra \u00eatre imm\u00e9diate. C&#8217;est pourquoi il faut prendre en compte ces quatre aspects :<\/span><\/p>\n<h3><span style=\"font-weight: 400\">1. Facturation<\/span><\/h3>\n<p><span style=\"font-weight: 400\">Votre syst\u00e8me doit :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">G\u00e9n\u00e9rer les factures avec l&#8217;<\/span><b>ATCUD.<\/b><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Appliquer la <\/span><b>signature \u00e9lectronique qualifi\u00e9e<\/b><span style=\"font-weight: 400\"> ou le <\/span><b>cachet qualifi\u00e9.<\/b><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">S&#8217;int\u00e9grer avec votre <\/span><a href=\"https:\/\/www.easyap.com\/fr\/blog\/que-es-un-erp-para-que-sirve-y-como-easyap-se-integra-con-el\/\"><span style=\"font-weight: 400\">ERP<\/span><\/a><span style=\"font-weight: 400\"> ou TPV.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">S&#8217;int\u00e9grer avec le fournisseur du certificat qualifi\u00e9.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><b>Avoir des SLA stricts<\/b><span style=\"font-weight: 400\"> pour la signature dans le cloud, avec :<\/span>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">HSM (Hardware Security Module).<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">Audit de chaque op\u00e9ration.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">Contr\u00f4le des r\u00e9vocations.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">Horodatage fiable.<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400\">2. Certificats et conservation<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Le certificat doit \u00eatre \u00e9mis par un <\/span><b>prestataire accr\u00e9dit\u00e9<\/b><span style=\"font-weight: 400\"> conform\u00e9ment \u00e0 eIDAS.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Il peut s&#8217;agir :<\/span>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">De personnes physiques (signature qualifi\u00e9e).<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">D&#8217;entit\u00e9s (cachet qualifi\u00e9).<\/span><\/li>\n<\/ul>\n<\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">La conservation des cl\u00e9s doit \u00eatre effectu\u00e9e dans un <\/span><b>HSM<\/b><span style=\"font-weight: 400\"> ou chez des fournisseurs cloud certifi\u00e9s.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Ne stockez pas les cl\u00e9s sur des \u00e9quipements locaux sans contr\u00f4le et sans chiffrement.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400\">3. Contr\u00f4le interne et audit<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Enregistrement complet de toutes les signatures appliqu\u00e9es.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Journaux d&#8217;audit exportables.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Preuves de signature (visible ou cach\u00e9e).<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Syst\u00e8me de conservation garantissant <\/span><b>l&#8217;immuabilit\u00e9<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">R\u00e9tention documentaire compatible avec la r\u00e9glementation portugaise.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400\">4. Co\u00fbts et gouvernance<\/span><\/h3>\n<p><span style=\"font-weight: 400\">Le respect de tous ces aspects, simultan\u00e9ment, <\/span><b>implique les co\u00fbts et actions suivants :&nbsp;<\/b><\/p>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">G\u00e9n\u00e9rer des certificats qualifi\u00e9s.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Co\u00fbts par cachet ou signature.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Co\u00fbts d&#8217;int\u00e9gration d&#8217;un ERP et d&#8217;un module de facturation.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Co\u00fbts de garde HSM.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Formation et mise \u00e0 jour des processus.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Attribuer des r\u00f4les :<\/span>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">Responsable de la conformit\u00e9 fiscale.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"2\"><span style=\"font-weight: 400\">Responsable technique (IT\/Infrastructure).<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400\">Exemple de ce qu&#8217;implique la signature num\u00e9rique obligatoire<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Pour mieux comprendre comment se conformer \u00e0 la signature num\u00e9rique obligatoire au Portugal, examinons un cas d&#8217;utilisation :<\/span><\/p>\n<h3><span style=\"font-weight: 400\">Entreprise : Lusitania S.L. (fabrication)<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Si\u00e8ge social : Espagne.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Filiale : Portugal.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Volume : 45 000 factures par an.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400\">Solution adopt\u00e9e<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">L&#8217;ERP d&#8217;entreprise int\u00e8gre un module local portugais.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Le syst\u00e8me demande automatiquement un cachet qualifi\u00e9 via API \u00e0 un fournisseur cloud certifi\u00e9.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">La facture est g\u00e9n\u00e9r\u00e9e en XML-PT\/CIUS-PT, l&#8217;ATCUD est ajout\u00e9, le QR est cr\u00e9\u00e9, et c&#8217;est seulement ensuite que le cachet est appliqu\u00e9 sur le serveur.<\/span><\/li>\n<\/ul>\n<h3><span style=\"font-weight: 400\">R\u00e9sultat<\/span><\/h3>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Les factures sont \u00e9mises avec un cachet qualifi\u00e9 et sont enti\u00e8rement valides \u00e0 partir du 1\/1\/2026.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Les audits complets de toute la facturation sont facilit\u00e9s.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Tous les risques op\u00e9rationnels sont r\u00e9duits.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400\">Exigences techniques minimales que votre logiciel de facturation doit respecter<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Par cons\u00e9quent, et dans un contexte o\u00f9 la facture \u00e9lectronique au Portugal est d\u00e9j\u00e0 hautement r\u00e9glement\u00e9e, votre solution technologique doit prendre en charge :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">G\u00e9n\u00e9ration automatique de <\/span><b>l&#8217;ATCUD.<\/b><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Signature \u00e9lectronique qualifi\u00e9e ou cachet qualifi\u00e9.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Garde et rotation des cl\u00e9s dans un <\/span><b>HSM.<\/b><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">API pour l&#8217;int\u00e9gration avec les ERP et les syst\u00e8mes de back-office.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Capacit\u00e9 de signature <\/span><b>en lot<\/b><span style=\"font-weight: 400\"> et <\/span><b>en temps r\u00e9el.<\/b><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Exportation des logs et preuves pour l&#8217;audit.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Compatibilit\u00e9 avec <\/span><b>CIUS-PT<\/b><span style=\"font-weight: 400\">, PDF sign\u00e9 et QR.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400\">Risques pour votre entreprise si vous ne vous adaptez pas \u00e0 temps<\/span><\/h2>\n<p><span style=\"font-weight: 400\">Ce qui est pr\u00e9occupant et dangereux de ne pas respecter la r\u00e9glementation en janvier 2026 est que vous vous exposez \u00e0 certains risques :<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><b>Sanctions<\/b><span style=\"font-weight: 400\"> pour l&#8217;\u00e9mission de documents non conformes \u00e0 la nouvelle disposition l\u00e9gale.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><b>Perte de valeur probante<\/b><span style=\"font-weight: 400\"> en cas de litiges avec les fournisseurs ou lors d&#8217;audits.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><b>Erreurs op\u00e9rationnelles<\/b><span style=\"font-weight: 400\"> en devant refaire des lots complets de factures.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><b>Blocage des syst\u00e8mes ERP<\/b><span style=\"font-weight: 400\"> s&#8217;il n&#8217;y a pas une bonne int\u00e9gration pour la signature automatique.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><b>Surco\u00fbts<\/b><span style=\"font-weight: 400\"> en devant mettre en \u0153uvre des solutions d&#8217;urgence ou en devant travailler avec des fournisseurs impr\u00e9vus.<\/span><\/li>\n<\/ul>\n<h2><span style=\"font-weight: 400\">Bonnes pratiques pour une mise en \u0153uvre s\u00e9curis\u00e9e<\/span><\/h2>\n<p><span style=\"font-weight: 400\">De m\u00eame, nous allons vous d\u00e9voiler les bonnes pratiques pour respecter la signature num\u00e9rique obligatoire au Portugal :&nbsp;<\/span><\/p>\n<ul>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Utilisez un <\/span><b>cachet qualifi\u00e9<\/b><span style=\"font-weight: 400\"> pour la facturation massive.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Utilisez la <\/span><b>signature qualifi\u00e9e<\/b><span style=\"font-weight: 400\"> sur les factures sensibles ou de grande valeur.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Travaillez toujours <\/span><b>avec un HSM ou avec des services cloud certifi\u00e9s<\/b><span style=\"font-weight: 400\">.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><b>Auditez p\u00e9riodiquement<\/b><span style=\"font-weight: 400\"> la tra\u00e7abilit\u00e9 des signatures et de l&#8217;ATCUD.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">Faites un <\/span><b>pilote par s\u00e9ries<\/b><span style=\"font-weight: 400\"> avant la mise en production.<\/span><\/li>\n<li style=\"font-weight: 400\" aria-level=\"1\"><span style=\"font-weight: 400\">\u00c9tablissez une <\/span><b>politique stricte de r\u00e9cup\u00e9ration et de r\u00e9\u00e9mission<\/b><span style=\"font-weight: 400\"> de factures.<\/span><\/li>\n<\/ul>\n<p><span style=\"font-weight: 400\">Pour que tout soit plus clair et dans un format visuel unifi\u00e9, voici un tableau r\u00e9capitulatif des risques, des bonnes pratiques\u2026 et comment easyap vous aide \u00e0 respecter la signature num\u00e9rique obligatoire si vous op\u00e9rez au Portugal.<\/span><\/p>\n<table style=\"width: 1105px\">\n<p><b>Risque<\/b><br \/>\n<b>Bonne pratique&nbsp;<\/b><br \/>\n<b>Ce qu&#8217;apporte easyap<\/b><\/p>\n<p><span style=\"font-weight: 400\">Factures non valides et sanctions<\/span><br \/>\n<span style=\"font-weight: 400\">Toujours utiliser un cachet ou une signature qualifi\u00e9e<\/span><br \/>\n<span style=\"font-weight: 400\">Signature \/ cachet int\u00e9gr\u00e9 avec ATCUD automatique<\/span><\/p>\n<p><span style=\"font-weight: 400\">Paralysie op\u00e9rationnelle<\/span><br \/>\n<span style=\"font-weight: 400\">Automatiser la signature et la validation<\/span><br \/>\n<span style=\"font-weight: 400\">Moteur de signature par lot et en temps r\u00e9el<\/span><\/p>\n<p><span style=\"font-weight: 400\">Manque de tra\u00e7abilit\u00e9<\/span><br \/>\n<span style=\"font-weight: 400\">Utilisation de logs, horodatages et conservation l\u00e9gale<\/span><br \/>\n<span style=\"font-weight: 400\">Portail d&#8217;audit et de conservation s\u00e9curis\u00e9e<\/span><\/p>\n<p><span style=\"font-weight: 400\">Risque de fraude ou de manipulation<\/span><br \/>\n<span style=\"font-weight: 400\">Conservation en HSM et chiffrement<\/span><br \/>\n<span style=\"font-weight: 400\">HSM cloud certifi\u00e9 eIDAS<\/span><\/p>\n<p><span style=\"font-weight: 400\">Co\u00fbts urgents de derni\u00e8re minute<\/span><br \/>\n<span style=\"font-weight: 400\">Planifier un pilote par s\u00e9ries<\/span><br \/>\n<span style=\"font-weight: 400\">Int\u00e9gration guid\u00e9e + support expert<\/span><\/p>\n<\/table>\n<h2><span style=\"font-weight: 400\"><br \/>\nPourquoi easyap est la meilleure option pour se conformer \u00e0 la facture num\u00e9rique<\/span><\/h2>\n<p><span style=\"font-weight: 400\">L&#8217;adoption de la signature num\u00e9rique obligatoire au Portugal affecte l&#8217;architecture technologique, la conformit\u00e9 fiscale et les processus financiers de toute l&#8217;organisation. Dans ce sc\u00e9nario, easyap est le partenaire id\u00e9al pour les entreprises op\u00e9rant au Portugal.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Notre plateforme de facturation \u00e9lectronique est pr\u00eate \u00e0 g\u00e9rer l&#8217;ATCUD, le QR, la signature \u00e9lectronique et le sceau qualifi\u00e9, ainsi que la conservation l\u00e9gale depuis un environnement centralis\u00e9. Ainsi, vous maintenez vos flux financiers sans interrompre votre ERP.<\/span><\/p>\n<p><span style=\"font-weight: 400\">Concr\u00e8tement, easyap automatise la signature via une API s\u00e9curis\u00e9e, avec stockage en HSM, horodatage et audit complet. Ainsi, elle garantit la conformit\u00e9 r\u00e9glementaire portugaise et \u00e9limine les t\u00e2ches manuelles, pr\u00e9vient les erreurs, r\u00e9duit les co\u00fbts et offre une tra\u00e7abilit\u00e9 pour les audits.<\/span><\/p>\n<p><span style=\"font-weight: 400\">De plus, nous combinons expertise technique et connaissance fiscale, ce qui rend l&#8217;impl\u00e9mentation guid\u00e9e, rapide et sans risque. Pour un DAF, cela se traduit par une complexit\u00e9 r\u00e9duite, une exposition moindre aux sanctions et une transition fluide vers l&#8217;obligation de 2026.<\/span><a href=\"https:\/\/www.easyap.com\/fr\/contacto\/\"><span style=\"font-weight: 400\">Contactez-nous<\/span><\/a><span style=\"font-weight: 400\"> et nous vous le prouverons.&nbsp;<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00c0 partir du 1er janvier 2026 au Portugal, toutes les factures \u00e9lectroniques devront comporter une signature \u00e9lectronique qualifi\u00e9e ou un cachet qualifi\u00e9. C&#8217;est une obligation l\u00e9gale qui marque un tournant en mati\u00e8re de fiabilit\u00e9, de tra\u00e7abilit\u00e9 et de validit\u00e9 des factureset documents fiscaux. Pour un DAF op\u00e9rant au Portugal, cette exigence impacte les processus internes, [&hellip;]<\/p>\n","protected":false},"author":22,"featured_media":255527,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[270],"tags":[],"class_list":["post-255525","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-non-classe"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.4 (Yoast SEO v27.6) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Signature num\u00e9rique obligatoire au Portugal 2026<\/title>\n<meta name=\"description\" content=\"Tout sur la signature num\u00e9rique au Portugal : obligations \u00e0 partir du 01\/01\/2026 pour les factures et comment pr\u00e9parer l&#039;ERP, l&#039;ATCUD et la signature qualifi\u00e9e.\" 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