{"id":12509,"date":"2025-11-05T14:20:50","date_gmt":"2025-11-05T11:20:50","guid":{"rendered":"https:\/\/docnova.ai\/?p=12509"},"modified":"2025-11-05T14:24:40","modified_gmt":"2025-11-05T11:24:40","slug":"poland-ksef-2-0-taxpayer-application-open-testing","status":"publish","type":"post","link":"https:\/\/docnova.ai\/de\/poland-ksef-2-0-taxpayer-application-open-testing\/","title":{"rendered":"Polen: Offene Tests der KSeF 2.0 Anwendung f\u00fcr Steuerpflichtige beginnen"},"content":{"rendered":"<style>.kb-row-layout-id12509_de4423-d4 > .kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id12509_de4423-d4 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id12509_de4423-d4 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-lg, 4rem);max-width:var(--wp--style--global--content-size);padding-bottom:var(--global-kb-spacing-sm, 1.5rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id12509_de4423-d4{background-color:var(--global-palette9, #ffffff);}.kb-row-layout-id12509_de4423-d4 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id12509_de4423-d4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id12509_de4423-d4 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id12509_de4423-d4 alignfull has-theme-palette9-background-color kt-row-has-bg wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-2-columns kt-row-layout-row kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-top kb-theme-content-width\">\n<style>.kadence-column12509_9ba4d8-be > .kt-inside-inner-col,.kadence-column12509_9ba4d8-be > 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.kt-row-column-wrap{align-content:start;}:where(.kb-row-layout-id12509_e971b7-ec > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:start;}.kb-row-layout-id12509_e971b7-ec > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id12509_e971b7-ec > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id12509_e971b7-ec > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 767px){.kb-row-layout-id12509_e971b7-ec > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id12509_e971b7-ec alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row 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.kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column12509_8f3177-a7\"><div class=\"kt-inside-inner-col\"><style>.kb-row-layout-id12509_e37573-64 > .kt-row-column-wrap{align-content:center;}:where(.kb-row-layout-id12509_e37573-64 > .kt-row-column-wrap) > .wp-block-kadence-column{justify-content:center;}.kb-row-layout-id12509_e37573-64 > .kt-row-column-wrap{column-gap:var(--global-kb-gap-md, 2rem);row-gap:var(--global-kb-gap-md, 2rem);padding-right:var(--global-kb-spacing-lg, 3rem);padding-left:var(--global-kb-spacing-lg, 3rem);grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id12509_e37573-64{border-top-left-radius:8px;border-top-right-radius:8px;border-bottom-right-radius:8px;border-bottom-left-radius:8px;overflow:clip;isolation:isolate;}.kb-row-layout-id12509_e37573-64 > .kt-row-layout-overlay{border-top-left-radius:8px;border-top-right-radius:8px;border-bottom-right-radius:8px;border-bottom-left-radius:8px;}.kb-row-layout-id12509_e37573-64{border-top:1px solid var(--global-palette7, #EDF2F7);border-right:1px solid var(--global-palette7, #EDF2F7);border-bottom:1px solid var(--global-palette7, #EDF2F7);border-left:1px solid var(--global-palette7, #EDF2F7);}.kb-row-layout-id12509_e37573-64 > .kt-row-layout-overlay{opacity:0.30;}@media all and (max-width: 1024px){.kb-row-layout-id12509_e37573-64 > .kt-row-column-wrap{padding-right:var(--global-kb-spacing-lg, 3rem);grid-template-columns:minmax(0, 1fr);}}@media all and (max-width: 1024px){.kb-row-layout-id12509_e37573-64{border-top:1px solid var(--global-palette7, #EDF2F7);border-right:1px solid var(--global-palette7, #EDF2F7);border-bottom:1px solid var(--global-palette7, #EDF2F7);border-left:1px solid var(--global-palette7, #EDF2F7);}}@media all and (max-width: 767px){.kb-row-layout-id12509_e37573-64 > .kt-row-column-wrap{grid-template-columns:minmax(0, 1fr);}.kb-row-layout-id12509_e37573-64{border-top:1px solid var(--global-palette7, #EDF2F7);border-right:1px solid var(--global-palette7, #EDF2F7);border-bottom:1px solid var(--global-palette7, #EDF2F7);border-left:1px solid var(--global-palette7, #EDF2F7);}}<\/style><div class=\"kb-row-layout-wrap kb-row-layout-id12509_e37573-64 alignnone wp-block-kadence-rowlayout\"><div class=\"kt-row-column-wrap kt-has-1-columns kt-row-layout-equal kt-tab-layout-inherit kt-mobile-layout-row kt-row-valign-middle\">\n<style>.kadence-column12509_b9f20f-25 > .kt-inside-inner-col{display:flex;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col,.kadence-column12509_b9f20f-25 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col > *, .kadence-column12509_b9f20f-25 > .kt-inside-inner-col > figure.wp-block-image, .kadence-column12509_b9f20f-25 > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column12509_b9f20f-25{text-align:center;}.kadence-column12509_b9f20f-25{position:relative;}@media all and (max-width: 1024px){.kadence-column12509_b9f20f-25 > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;align-items:center;}}@media all and (min-width: 768px) and (max-width: 1024px){.kadence-column12509_b9f20f-25 > .kt-inside-inner-col > *, .kadence-column12509_b9f20f-25 > .kt-inside-inner-col > figure.wp-block-image, .kadence-column12509_b9f20f-25 > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}@media all and (max-width: 767px){.kadence-column12509_b9f20f-25 > .kt-inside-inner-col{flex-direction:row;flex-wrap:wrap;justify-content:flex-start;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col > *, .kadence-column12509_b9f20f-25 > .kt-inside-inner-col > figure.wp-block-image, .kadence-column12509_b9f20f-25 > .kt-inside-inner-col > figure.wp-block-kadence-image{margin-top:0px;margin-bottom:0px;}.kadence-column12509_b9f20f-25 > .kt-inside-inner-col > .kb-image-is-ratio-size{flex-grow:1;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column12509_b9f20f-25 kb-section-dir-horizontal\"><div class=\"kt-inside-inner-col\"><style>.wp-block-kadence-image.kb-image12509_434594-3b:not(.kb-specificity-added):not(.kb-extra-specificity-added){margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;}.kb-image12509_434594-3b.kb-image-is-ratio-size, .kb-image12509_434594-3b .kb-image-is-ratio-size{max-width:100px;width:100%;}.wp-block-kadence-column > .kt-inside-inner-col > .kb-image12509_434594-3b.kb-image-is-ratio-size, .wp-block-kadence-column > .kt-inside-inner-col > .kb-image12509_434594-3b .kb-image-is-ratio-size{align-self:unset;}.kb-image12509_434594-3b{max-width:100px;}.image-is-svg.kb-image12509_434594-3b{-webkit-flex:0 1 100%;flex:0 1 100%;}.image-is-svg.kb-image12509_434594-3b img{width:100%;}.kb-image12509_434594-3b .kb-image-has-overlay:after{opacity:0.3;}<\/style>\n<figure class=\"wp-block-kadence-image kb-image12509_434594-3b size-full\"><img data-recalc-dims=\"1\" decoding=\"async\" width=\"256\" height=\"192\" data-attachment-id=\"10212\" data-permalink=\"https:\/\/docnova.ai\/de\/poland-ksef-e-invoicing-new-dates-2026\/poland_magnified_flag_with_blue_globe_256\/\" data-orig-file=\"https:\/\/i0.wp.com\/docnova.ai\/wp-content\/uploads\/2025\/08\/poland_magnified_flag_with_blue_globe_256.png?fit=256%2C192&amp;ssl=1\" data-orig-size=\"256,192\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"poland\" data-image-description=\"\" data-image-caption=\"\" data-large-file=\"https:\/\/i0.wp.com\/docnova.ai\/wp-content\/uploads\/2025\/08\/poland_magnified_flag_with_blue_globe_256.png?fit=256%2C192&amp;ssl=1\" src=\"https:\/\/i0.wp.com\/docnova.ai\/wp-content\/uploads\/2025\/08\/poland_magnified_flag_with_blue_globe_256.png?resize=256%2C192&#038;ssl=1\" alt=\"poland\" class=\"kb-img wp-image-10212\" title=\"poland\" srcset=\"https:\/\/i0.wp.com\/docnova.ai\/wp-content\/uploads\/2025\/08\/poland_magnified_flag_with_blue_globe_256.png?w=256&amp;ssl=1 256w, https:\/\/i0.wp.com\/docnova.ai\/wp-content\/uploads\/2025\/08\/poland_magnified_flag_with_blue_globe_256.png?resize=16%2C12&amp;ssl=1 16w\" sizes=\"(max-width: 256px) 100vw, 256px\" \/><\/figure>\n\n\n<style>.wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd, .wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd[data-kb-block=\"kb-adv-heading12509_8b0a90-fd\"]{text-align:left;font-size:24px;line-height:1.2;font-style:normal;color:var(--global-palette3, #1A202C);}.wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd mark.kt-highlight, .wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd[data-kb-block=\"kb-adv-heading12509_8b0a90-fd\"] mark.kt-highlight{font-style:normal;color:#f76a0c;-webkit-box-decoration-break:clone;box-decoration-break:clone;padding-top:0px;padding-right:0px;padding-bottom:0px;padding-left:0px;}.wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd img.kb-inline-image, .wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd[data-kb-block=\"kb-adv-heading12509_8b0a90-fd\"] img.kb-inline-image{width:150px;vertical-align:baseline;}@media all and (max-width: 1024px){.wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd, .wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd[data-kb-block=\"kb-adv-heading12509_8b0a90-fd\"]{font-size:23px;}}@media all and (max-width: 767px){.wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd, .wp-block-kadence-advancedheading.kt-adv-heading12509_8b0a90-fd[data-kb-block=\"kb-adv-heading12509_8b0a90-fd\"]{text-align:center!important;}}<\/style>\n<h1 class=\"kt-adv-heading12509_8b0a90-fd wp-block-kadence-advancedheading has-theme-palette-3-color has-text-color\" data-kb-block=\"kb-adv-heading12509_8b0a90-fd\">Poland: Open Testing of the KSeF 2.0<br>Taxpayer Application Begins<\/h1>\n<\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n<\/div><\/div><\/div><\/div>\n\n\n<style>.kadence-column12509_5044a3-10 > .kt-inside-inner-col,.kadence-column12509_5044a3-10 > .kt-inside-inner-col:before{border-top-left-radius:0px;border-top-right-radius:0px;border-bottom-right-radius:0px;border-bottom-left-radius:0px;}.kadence-column12509_5044a3-10 > .kt-inside-inner-col{column-gap:var(--global-kb-gap-sm, 1rem);}.kadence-column12509_5044a3-10 > .kt-inside-inner-col{flex-direction:column;}.kadence-column12509_5044a3-10 > .kt-inside-inner-col > .aligncenter{width:100%;}.kadence-column12509_5044a3-10 > .kt-inside-inner-col:before{opacity:0.3;}.kadence-column12509_5044a3-10{position:relative;}@media all and (max-width: 1024px){.kadence-column12509_5044a3-10 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}@media all and (max-width: 767px){.kadence-column12509_5044a3-10 > .kt-inside-inner-col{flex-direction:column;justify-content:center;}}<\/style>\n<div class=\"wp-block-kadence-column kadence-column12509_5044a3-10\"><div class=\"kt-inside-inner-col\">\n<p class=\"has-text-align-justify wp-block-paragraph\" id=\"viewer-llh6y584\">As of 3 November 2025, Poland\u2019s Ministry of Finance has launched the public testing environment for the new KSeF 2.0 Taxpayer Application (Aplikacja Podatnika).<\/p>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\" id=\"viewer-llh6y584\">The test version mirrors the core functionality of the production release scheduled for 1 February 2026. Actions performed in the testing environment carry no legal effect, and users can report issues through the official KSeF feedback form.<\/p>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Scope and Purpose<\/strong><\/h2>\n\n\n\n<p class=\"has-text-align-justify wp-block-paragraph\">The KSeF 2.0 Taxpayer Application is a free government tool for issuing and receiving invoices compliant with Poland\u2019s National e-Invoicing System (KSeF).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">It serves as an alternative to private invoicing software integrated with the KSeF 2.0 API, allowing users to:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Issue, receive, and review invoices and corrections compliant with FA(3),<\/li>\n\n\n\n<li>Search and download invoices in XML, HTML, or PDF formats,<\/li>\n\n\n\n<li>Manage sub-entities, VAT groups, and complex identifiers,<\/li>\n\n\n\n<li>Use QR codes, tokens (until Dec 31, 2026), offline invoices,<\/li>\n\n\n\n<li>Generate and visualize PEF<strong> <\/strong>invoices,<\/li>\n\n\n\n<li>Manage permissions and certificates.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-medium-font-size\"><strong>Testing Process and Technical Details<\/strong><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Connected directly to the KSeF 2.0 integration API environment.<\/li>\n\n\n\n<li>Users can perform unlimited testing with fictional data; all records are periodically deleted.<\/li>\n\n\n\n<li>Certificate and permission requests made in testing are purely simulated and do not affect production data.<\/li>\n\n\n\n<li>The certificates and permissions module in the test app operates independently from the MCU module made production-ready on 1 November 2025.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/ksef.podatki.gov.pl\/wyjasnienia\/rozpoczelismy-testy-otwarte-aplikacji-podatnika-ksef-20\/\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/ksef.podatki.gov.pl\/wyjasnienia\/rozpoczelismy-testy-otwarte-aplikacji-podatnika-ksef-20\/<\/a><\/p>\n<\/div><\/div>\n\n<\/div><\/div>\n\n\n\t\t\t<div class=\"wp-block-uagb-post-carousel uagb-post-grid  uagb-post__image-position-top uagb-post__image-disabled uagb-block-6356ae75     uagb-post__arrow-outside uagb-slick-carousel uagb-post__items uagb-post__columns-2 is-carousel uagb-post__columns-tablet-2 uagb-post__columns-mobile-1\" data-total=\"3\" style=\"\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/docnova.ai\/de\/poland-ksef-e-invoicing-phase-2-and-2026-timeline\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Poland\u2019s E-Invoicing Evolution: KSeF Enters Phase 2<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2026-03-31T09:09:45+03:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\tM\u00e4rz 31, 2026\t\t\t\t<\/time>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Poland\u2019s E-Invoicing Evolution: KSeF Enters Phase 2 The Polish Ministry of Finance has announced the&#8230;\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"uagb-post__text uagb-post__cta wp-block-button\">\n\t\t\t\t<a class=\"wp-block-button__link uagb-text-link\" style=\"\" href=\"https:\/\/docnova.ai\/de\/poland-ksef-e-invoicing-phase-2-and-2026-timeline\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Weiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/docnova.ai\/de\/poland-ksef-2-0-e-invoice-system-launched-feb-1-2026\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">POLAND: National e-Invoice System (KSeF) Officially Launched<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2026-02-02T10:09:31+03:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\tFebruar 2, 2026\t\t\t\t<\/time>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>POLAND: National e-Invoice System (KSeF)Officially Launched The Polish Ministry of Finance has announced that the&#8230;\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"uagb-post__text uagb-post__cta wp-block-button\">\n\t\t\t\t<a class=\"wp-block-button__link uagb-text-link\" style=\"\" href=\"https:\/\/docnova.ai\/de\/poland-ksef-2-0-e-invoice-system-launched-feb-1-2026\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Weiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/docnova.ai\/de\/poland-ksef-2-0-mandatory-e-invoicing\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Poland Transitions to KSeF 2.0: Mandatory e-Invoicing System Launches February 1st<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2026-01-21T16:54:04+03:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\tJanuar 21, 2026\t\t\t\t<\/time>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Poland Transitions to KSeF 2.0: Mandatorye-Invoicing System Launches February 1st Poland is set to complete&#8230;\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"uagb-post__text uagb-post__cta wp-block-button\">\n\t\t\t\t<a class=\"wp-block-button__link uagb-text-link\" style=\"\" href=\"https:\/\/docnova.ai\/de\/poland-ksef-2-0-mandatory-e-invoicing\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Weiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/docnova.ai\/de\/poland-ksef-20-e-invoice-attachments\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Poland \/ The Ministry of Finance has made available in the e-US a module for submitting invoices with an attachment for KSeF 2.0<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2026-01-05T12:36:01+03:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\tJanuar 5, 2026\t\t\t\t<\/time>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Poland \/ The Ministry of Finance has made availablein the e-US a module for submitting&#8230;\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"uagb-post__text uagb-post__cta wp-block-button\">\n\t\t\t\t<a class=\"wp-block-button__link uagb-text-link\" style=\"\" href=\"https:\/\/docnova.ai\/de\/poland-ksef-20-e-invoice-attachments\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Weiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/docnova.ai\/de\/poland-ksef-2026-executive-regulations\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Poland Finalizes KSeF Implementation: Executive Regulations Signed<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2025-12-17T10:09:32+03:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\tDezember 17, 2025\t\t\t\t<\/time>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Poland Finalizes KSeF Implementation:Executive Regulations Signed The Polish Minister of Finance and Economy has officially&#8230;\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"uagb-post__text uagb-post__cta wp-block-button\">\n\t\t\t\t<a class=\"wp-block-button__link uagb-text-link\" style=\"\" href=\"https:\/\/docnova.ai\/de\/poland-ksef-2026-executive-regulations\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Weiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<article class=\"uagb-post__inner-wrap\">\t\t\t\t\t\t\t\t<h4 class=\"uagb-post__title uagb-post__text\">\n\t\t\t\t<a href=\"https:\/\/docnova.ai\/de\/poland-ksef-2-0-taxpayer-application-open-testing\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Poland: Open Testing of the KSeF 2.0 Taxpayer Application Begins<\/a>\n\t\t\t<\/h4>\n\t\t\t\t\t\t<div class='uagb-post__text uagb-post-grid-byline'>\n\t\t\t\t\t\t\t\t<time datetime=\"2025-11-05T14:20:50+03:00\" class=\"uagb-post__date\">\n\t\t\t\t<span class=\"dashicons-calendar dashicons\"><\/span>\t\t\t\t\tNovember 5, 2025\t\t\t\t<\/time>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class='uagb-post__text uagb-post__excerpt'>\n\t\t\t\t\t<p>Poland: Open Testing of the KSeF 2.0Taxpayer Application Begins As of 3 November 2025, Poland\u2019s&#8230;\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"uagb-post__text uagb-post__cta wp-block-button\">\n\t\t\t\t<a class=\"wp-block-button__link uagb-text-link\" style=\"\" href=\"https:\/\/docnova.ai\/de\/poland-ksef-2-0-taxpayer-application-open-testing\/\" target=\"_self\" rel=\"bookmark noopener noreferrer\">Weiterlesen<\/a>\n\t\t\t<\/div>\n\t\t\t\n\t\t\t\t\t\t\t\t\t<\/article>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t","protected":false},"excerpt":{"rendered":"<p>Poland: Open Testing of the KSeF 2.0Taxpayer Application Begins As of 3 November 2025, Poland\u2019s Ministry of Finance has launched the public testing environment for the new KSeF 2.0 Taxpayer Application (Aplikacja Podatnika). The test version mirrors the core functionality of the production release scheduled for 1 February 2026. Actions performed in the testing environment 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Open Testing of the KSeF 2.0Taxpayer Application Begins As of 3 November 2025, Poland\u2019s Ministry of Finance has launched the public testing environment for the new KSeF 2.0 Taxpayer Application (Aplikacja Podatnika). 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