{"id":3699,"date":"2026-04-28T14:23:39","date_gmt":"2026-04-28T12:23:39","guid":{"rendered":"https:\/\/koda-advisory.pl\/pl\/?p=3699"},"modified":"2026-04-28T14:23:39","modified_gmt":"2026-04-28T12:23:39","slug":"faktury-korygujace-w-ksef","status":"publish","type":"post","link":"https:\/\/koda-advisory.pl\/pl\/blog\/2026\/04\/28\/faktury-korygujace-w-ksef\/","title":{"rendered":"Faktury koryguj\u0105ce w KSeF"},"content":{"rendered":"\n<section class=\"post-header section max-w-full\">\n<div class=\"post-header__inner-container inner-container is-root-container\">\n<div class=\"post-terms taxonomy-category mt-48 mb-48\">\n\t<span class=\"screen-reader-text\">\n\t\tPost terms:\t<\/span>\n\t<ul class=\"post-terms__list\">\n\t\t\t\t\t<li class=\"post-terms__list-item\">\n\t\t\t\t<a href=\"https:\/\/koda-advisory.pl\/pl\/blog\/category\/alert\/\" class=\"post-term\">Alert<\/a>\n\t\t\t<\/li>\n\t\t\t\t\t<li class=\"post-terms__list-item\">\n\t\t\t\t<a href=\"https:\/\/koda-advisory.pl\/pl\/blog\/category\/podatki-ksiegowosc\/\" class=\"post-term\">Podatki &amp; Ksi\u0119gowo\u015b\u0107<\/a>\n\t\t\t<\/li>\n\t\t\t<\/ul>\n<\/div>\n\n\n\n<h1 class=\"post-header__title heading max-w-wide txt-center\"><strong><strong><strong><strong><strong><strong><strong><strong>Faktury koryguj\u0105ce w KSeF<\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/strong><\/h1>\n\n\n\n<div class=\"post-date\">\n\t<span class=\"screen-reader-text\">\n\t\tPublished on:\t<\/span>\n\t<time class=\"post-date__published\" datetime=\"2026-04-28T14:23:39+02:00\">\n\t\t28 kwietnia, 2026\t<\/time>\n<\/div>\n<\/div>\n<\/section>\n\n\n\n<section class=\"post-content section max-w-full\">\n<div class=\"post-content__inner-container inner-container is-root-container\">\n<figure class=\"post-content__image image max-w-wide\"><div class=\"inner-container r-2:1\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-scaled.jpg\" alt=\"a man sitting in front of the laptop\" class=\"wp-image-3395 is-cropped\" width=\"2560\" height=\"1853\" srcset=\"https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-scaled.jpg 2560w, https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-768x556.jpg 768w, https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-1280x926.jpg 1280w, https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-256x185.jpg 256w, https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-1024x741.jpg 1024w, https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-1536x1112.jpg 1536w, https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-2048x1482.jpg 2048w, https:\/\/koda-advisory.pl\/pl\/wp-content\/uploads\/sites\/2\/2025\/09\/campaign-creators-pypeCEaJeZY-unsplash-512x371.jpg 512w\" sizes=\"auto, (max-width: 2560px) 100vw, 2560px\" \/><\/div><\/figure>\n\n\n\n<div class=\"post-content__sidebar container\">\n<div class=\"post-content__sidebar-content container\">\n<nav class=\"toc\"><ul class=\"toc__list\">\n<li class=\"toc__list-item\"><a href=\"#introduction\" class=\"toc__link js-toc-link\">Wst\u0119p<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#istota\" class=\"toc__link js-toc-link\">Faktura koryguj\u0105ca w KSeF<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#zakres\" class=\"toc__link js-toc-link\">Korekty \u201ein minus\u201d<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#skutki\" class=\"toc__link js-toc-link\">Korekty \u201ein plus\u201d<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#konsekwencje\" class=\"toc__link js-toc-link\">Wymogi formalne faktury koryguj\u0105cej w KSeF<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#kontrole\" class=\"toc__link js-toc-link\">Korekty zbiorcze i techniczne<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#okres\" class=\"toc__link js-toc-link\">Korekta faktur wystawionych poza KSeF<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#kary\" class=\"toc__link js-toc-link\">Najcz\u0119stsze ryzyka<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#podsumowanie\" class=\"toc__link js-toc-link\">Podsumowanie<\/a><\/li>\n\n\n\n<li class=\"toc__list-item\"><a href=\"#wsparcie\" class=\"toc__link js-toc-link\">Nasze wsparcie<\/a><\/li>\n<\/ul><\/nav>\n<\/div>\n<\/div>\n\n\n\n<div class=\"post-content__main container\">\n<p id=\"introduction\" class=\"text is-style-lead\"><strong><strong>Wraz z wej\u015bciem w \u017cycie obowi\u0105zkowego Krajowego Systemu e-Faktur (KSeF), obszar faktur koryguj\u0105cych zyskuje zupe\u0142nie nowy wymiar operacyjny. O ile sama koncepcja korekty (in minus \/ in plus) pozostaje niezmienna na gruncie VAT, o tyle spos\u00f3b jej dokumentowania, moment uj\u0119cia oraz wymogi formalne ulegaj\u0105 istotnym zmianom.<\/strong><\/strong><\/p>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"istota\" class=\"heading h-24\"><strong>Faktura koryguj\u0105ca w KSeF<\/strong><\/h2>\n\n\n\n<p class=\"text\">Po obj\u0119ciu podatnika obowi\u0105zkiem KSeF:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\">ka\u017cda faktura koryguj\u0105ca musi by\u0107 wystawiona jako <strong>faktura ustrukturyzowana<\/strong>,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">dokument istnieje prawnie dopiero w momencie nadania mu numeru KSeF,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">korekta jest automatycznie dost\u0119pna dla odbiorcy w systemie \u2013 znika potrzeba \u201edostarczania\u201d dokumentu.<\/span><\/li>\n<\/ul>\n\n\n\n<p>To fundamentalna zmiana wzgl\u0119dem modelu PDF\/papierowego, gdzie kluczowe by\u0142o dor\u0119czenie korekty kontrahentowi.<\/p>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"zakres\" class=\"heading h-24\"><strong>Korekty \u201ein minus\u201d<\/strong><\/h2>\n\n\n\n<p>W KSeF:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\"><strong>moment wystawienia = moment przes\u0142ania do KSeF<\/strong>,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\"><strong>moment otrzymania = moment nadania numeru KSeF<\/strong>.<\/span><\/li>\n<\/ul>\n\n\n\n<p>Ma to bezpo\u015brednie prze\u0142o\u017cenie na rozliczenia VAT \u2013 szczeg\u00f3lnie przy korektach \u201ein minus\u201d.<\/p>\n\n\n\n<p>Wystawca faktury koryguj\u0105cej dokonuje obni\u017cenia podstawy opodatkowania za okres rozliczeniowy, w kt\u00f3rym wystawi\u0142 faktur\u0119 koryguj\u0105c\u0105 w KSeF. Eliminuje to dotychczasowy obowi\u0105zek, wynikaj\u0105cy z art. 29a ust. 13 ustawy o VAT, posiadania dokumentacji potwierdzaj\u0105cej uzgodnienie i spe\u0142nienie warunk\u00f3w korekty z nabywc\u0105. Zasada ta pozostanie w mocy jedynie dla transakcji, kt\u00f3re nie s\u0105 fakturowane w&nbsp;KSeF.<\/p>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"skutki\" class=\"heading h-24\"><strong>Korekty \u201ein plus\u201d<\/strong><\/h2>\n\n\n\n<p class=\"text\">W przypadku korekt zwi\u0119kszaj\u0105cych podstaw\u0119 opodatkowania:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\">obowi\u0105zuje zasada rozliczenia \u201ena bie\u017c\u0105co\u201d lub wstecz \u2013 zale\u017cnie od przyczyny,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">KSeF zapewnia pe\u0142n\u0105 \u015bcie\u017ck\u0119 audytow\u0105 (data wystawienia, identyfikacja dokumentu, powi\u0105zania).<\/span><\/li>\n<\/ul>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"konsekwencje\" class=\"heading h-24\"><strong>Wymogi formalne faktury koryguj\u0105cej w KSeF<\/strong><\/h2>\n\n\n\n<p class=\"text\">Faktura koryguj\u0105ca musi zawiera\u0107 m.in.:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\">numer KSeF faktury pierwotnej (je\u015bli by\u0142a w systemie),<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">dane identyfikuj\u0105ce faktur\u0119 pierwotn\u0105,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">przyczyn\u0119 korekty,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">zakres zmian (kwoty przed i po korekcie).<\/span><\/li>\n<\/ul>\n\n\n\n<p class=\"has-16-font-size\">W praktyce oznacza to konieczno\u015b\u0107:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\">integracji system\u00f3w ksi\u0119gowych z KSeF,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">zapewnienia poprawnego mapowania danych.<\/span><\/li>\n<\/ul>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"kontrole\" class=\"heading h-24\"><strong>Korekty zbiorcze i techniczne<\/strong><\/h2>\n\n\n\n<p class=\"text\">KSeF dopuszcza:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\">korekty zbiorcze (np. rabaty retrospektywne),<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">korekty techniczne (np. b\u0142\u0119dy formalne).<\/span><\/li>\n<\/ul>\n\n\n\n<p class=\"has-16-font-size\">W obu przypadkach kluczowe jest prawid\u0142owe powi\u0105zanie z fakturami pierwotnymi \u2013 co w systemie ustrukturyzowanym wymaga precyzyjnych danych.<\/p>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"okres\" class=\"heading h-24\"><strong>Korekta faktur wystawionych poza KSeF<\/strong><\/h2>\n\n\n\n<p>To jeden z najwa\u017cniejszych aspekt\u00f3w praktycznych w 2026 r.<\/p>\n\n\n\n<p>Przepisy jednoznacznie przewiduj\u0105 mo\u017cliwo\u015b\u0107 \u2013 a w praktyce obowi\u0105zek \u2013 korygowania w KSeF faktur wystawionych przed wdro\u017ceniem systemu.<\/p>\n\n\n\n<p>Kluczowe zasady:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\">od momentu obj\u0119cia podatnika KSeF, wszystkie korekty musz\u0105 by\u0107 wystawiane w systemie,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">dotyczy to r\u00f3wnie\u017c faktur pierwotnych z 2025 r. i wcze\u015bniejszych (PDF\/papier),<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">brak numeru KSeF faktury pierwotnej nie blokuje korekty.<\/span><\/li>\n<\/ul>\n\n\n\n<p>Przy wystawianiu takiej korekty nale\u017cy:<\/p>\n\n\n\n<p>1. Wskaza\u0107 dane faktury pierwotnej (data, numer) w sekcji <strong>\u201eDaneFaKorygowanej\u201d<\/strong>,<br>2. Oznaczy\u0107 pole <strong>\u201eNrKSeFN\u201d = 1<\/strong>, co informuje system, \u017ce faktura pierwotna nie posiada numeru KSeF.<br><br>Podstaw\u0105 prawn\u0105 jest art. 106ga ust. 1 ustawy o VAT, kt\u00f3ry obejmuje wszystkie korekty wystawiane po wej\u015bciu w obowi\u0105zek KSeF.<\/p>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"kary\" class=\"heading h-24\"><strong>Najcz\u0119stsze ryzyka<\/strong><\/h2>\n\n\n\n<p>Wdro\u017cenie KSeF w obszarze korekt wi\u0105\u017ce si\u0119 z szeregiem ryzyk:<\/p>\n\n\n\n<ul class=\"list\">\n<li class=\"list-item\"><span class=\"text\">b\u0142\u0119dne powi\u0105zanie korekty z faktur\u0105 pierwotn\u0105,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">nieprawid\u0142owe okre\u015blenie momentu uj\u0119cia VAT,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">brak sp\u00f3jno\u015bci mi\u0119dzy dokumentacj\u0105 handlow\u0105 a faktur\u0105,<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">problemy systemowe (ERP vs KSeF),<\/span><\/li>\n\n\n\n<li class=\"list-item\"><span class=\"text\">nieuwzgl\u0119dnienie korekt \u201ehistorycznych\u201d.<\/span><\/li>\n<\/ul>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"podsumowanie\" class=\"heading h-24\"><strong>Podsumowanie<\/strong><\/h2>\n\n\n\n<p class=\"text\">KSeF nie zmienia istoty faktur koryguj\u0105cych, ale ca\u0142kowicie zmienia ich <strong>obs\u0142ug\u0119 operacyjn\u0105 i techniczn\u0105<\/strong>. Szczeg\u00f3lne znaczenie ma obowi\u0105zek wystawiania w systemie r\u00f3wnie\u017c korekt do faktur historycznych \u2013 co w praktyce oznacza konieczno\u015b\u0107 uporz\u0105dkowania danych i proces\u00f3w jeszcze przed wej\u015bciem w pe\u0142ny obowi\u0105zek KSeF.<br><br>Dla wielu firm najwi\u0119kszym wyzwaniem nie b\u0119dzie sama technologia, lecz zapewnienie sp\u00f3jno\u015bci mi\u0119dzy rzeczywistym przebiegiem transakcji a danymi raportowanymi w systemie.<br>&nbsp;<\/p>\n\n\n\n<div class=\"separator mt-8 mb-8\"><span class=\"separator__line\"><\/span><\/div>\n\n\n\n<h2 id=\"wsparcie\" class=\"heading h-24\">Nasze wsparcie<\/h2>\n\n\n\n<p>Sprawd\u017a nasze us\u0142ugi podatkowe, oraz p\u0142acowo-kadrowe jakie \u015bwiadczymy dla naszych klient\u00f3w. 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