GS1 General Specifications - Standards

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Model</a> <a href="/gdsn-standards" title="View GDSN Standards">GDSN</a> <a href="/standards/standards-overview" title="View all Standards">See all</a></div> </div> </div> </div> </li> </ul> </li> <li class=" main-link-div "> <a href="/services" class="main-link">Services</a> <div class="open-div d-lg-none d-xl-none hidden-md hidden-lg"> <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="#002C6C" class="bi bi-chevron-down" viewBox="0 0 16 16"> <path fill-rule="evenodd" d="M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z"/> </svg> </div> <ul class="content-div dn" id="mini-panel-about_submenu"> <li class="row"> <div class="col-md-12 d-none d-md-flex"> <div class="mega-menu-featured featured-light-blue col-md-4 visible-lg visible-md visible-sm bg-color-ui-1" style="margin-left: 0;"> <h4>Useful Links</h4> <ul class="featured-sub-menu more-link"> <li><a href="/services/check-digit-calculator" title="Check digit calculator">Check digit calculator</a></li> <li><a href="/services/verified-by-gs1" title="Who own this barcode?">Who owns this barcode?</a></li> <li><a href="/services/gmn-generator" title="GMN generator">GMN generator</a></li> <li><a href="/services" title="Other services & tools">Other services & tools</a></li> </ul> </div> <div class="col-md-8"> <div class="row div-links"> <h2 class="title-megamenu col-md-12"><a href="/services">Services</a></h2> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"> <h4>Global Data Synchronisation Network (GDSN)</h4> <p>The world's largest product data network.</p> <a href="/services/gdsn" title="Global Data Synchronisation Network (GDSN)">Read more</a></div> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"> <h4>Verified by GS1</h4> <p>Get product identity right with Verified by GS1</p> <a href="/services/verified-by-gs1" title="Verified by GS1">Read more</a></div> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"> <h4>GPC Browser service</h4> <p>Browse all components of the published GPC schemas.</p> <a href="/services/gpc-browser" title="GPC Browser service">Read more</a></div> </div> </div> </div> <div class="d-block d-md-none col-md-12 links-mobile"><a href="/services/check-digit-calculator" title="Check digit calculator">Check digit calculator</a> <a href="http://gepir.gs1.org/index.php/search-by-gtin" title="Who own this barcode?">Who owns this barcode?</a> <a href="/services/gmn-generator" title="GMN generator">GMN generator</a> <a href="/services" title="Other services & tools">Other services & tools</a> <a href="/services/gdsn" title="Global Data Synchronisation Network (GDSN)">Global Data Synchronisation Network (GDSN)</a> <a href="/services/verified-by-gs1" title="Verified by GS1">Verified by GS1</a> <a href="/services/gpc-browser" title="GPC Browser service">GPC Browser service</a></div> </li> </ul> 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2025 </h4> </div> </div> </a> </div> </div> </div> <div class="col-md-4 menu-events"> <div class="node node--type-event node--view-mode-promoted-menu mega-menu-module"> <div class="content-module-wrapper d-none d-md-block"> <div class="menu-event-news-block"> <div> <div><h4> GS1 Standards Week 2025 </h4> </div> </div> <h6> <div> <div><time datetime="2025-04-15T12:00:00Z" class="datetime">15</time> - <time datetime="2025-04-17T12:00:00Z" class="datetime">17 Apr 2025</time> </div> </div>  |  <div> <div>Virtual event | 15-17 April 2025 </div> </div> </h6> <a href="https://web.cvent.com/event/74d6bc11-2219-4573-88ab-0b5c5faac7bb/summary" target="_blank">View event</a> </div> </div> <div class="content-module-wrapper d-block d-md-none mobile-links"> <a href="https://web.cvent.com/event/74d6bc11-2219-4573-88ab-0b5c5faac7bb/summary" target="_blank"> <div> <div><h4> GS1 Standards Week 2025 </h4> </div> </div> </a> </div> </div> </div> <div class="col-md-4 menu-events"> <div class="node node--type-event node--view-mode-promoted-menu mega-menu-module"> <div class="content-module-wrapper d-none d-md-block"> <div class="menu-event-news-block"> <div> <div><h4> GS1 General Assembly 2025 </h4> </div> </div> <h6> <div> <div><time datetime="2025-05-19T12:00:00Z" class="datetime">19</time> - <time datetime="2025-05-23T12:00:00Z" class="datetime">23 May 2025</time> </div> </div>  |  <div> <div>Mumbai</div> </div> </h6> <a href="https://ga.gs1.org/" target="_blank">View event</a> </div> </div> <div class="content-module-wrapper d-block d-md-none mobile-links"> <a href="https://ga.gs1.org/" target="_blank"> <div> <div><h4> GS1 General Assembly 2025 </h4> </div> </div> </a> </div> </div> </div> </div> </div> </div> </div> </li> </ul> </li> </ul> <div class="other"> <div><a class="btn-primary buy-a-barcode menu" href="/standards/need-gs1-barcode" role="button">Get your barcodes</a></div> </div> </div> </div> </div> </div> </section> </div> <nav class="navbar yamm navbar-default" 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standards</a></li> <li><a href="/standards/traceability" title="Traceability">Traceability</a></li> <li><a href="/sustainability" title="Sustainability">Sustainability</a></li> </ul> </div> <div class="col-md-8"> <div class="row div-links"> <h2 class="title-megamenu col-md-12"><a href="/standards">Standards</a></h2> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"><a href="/standards#identify"><img alt="identify" src="/sites/default/files/images/identity.png" title="identify" /></a> <h4>Identify</h4> <a href="/id-keys" title="ID Keys">ID Keys</a></div> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"><a href="/standards#capture"><img alt="capture" src="/sites/default/files/images/capture.png" title="capture" /></a> <h4>Capture</h4> <a href="/barcodes" title="Barcodes">Barcodes</a> <a href="/epc-rfid" title="EPC/RFID">EPC/RFID</a></div> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"><a href="/standards#share"><img alt="share" src="/sites/default/files/images/share.jpg" title="Share" /></a> <h4>Share</h4> <a href="/standards/gs1-global-data-model" title="View GS1 Global Data Model Standards">GS1 Global Data Model</a> <a href="/gdsn-standards" title="View GDSN Standards">GDSN</a> <a href="/standards/standards-overview" title="View all Standards">See all</a></div> </div> </div> </div> </li> </ul> </li> <li class=" main-link-div "> <a href="/services" class="main-link">Services</a> <div class="open-div d-lg-none d-xl-none hidden-md hidden-lg"> <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="#002C6C" class="bi bi-chevron-down" viewBox="0 0 16 16"> <path fill-rule="evenodd" d="M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z"/> </svg> </div> <ul class="content-div dn" id="mini-panel-about_submenu"> <li class="row"> <div class="col-md-12 d-none d-md-flex"> <div class="mega-menu-featured featured-light-blue col-md-4 visible-lg visible-md visible-sm bg-color-ui-1" style="margin-left: 0;"> <h4>Useful Links</h4> <ul class="featured-sub-menu more-link"> <li><a href="/services/check-digit-calculator" title="Check digit calculator">Check digit calculator</a></li> <li><a href="/services/verified-by-gs1" title="Who own this barcode?">Who owns this barcode?</a></li> <li><a href="/services/gmn-generator" title="GMN generator">GMN generator</a></li> <li><a href="/services" title="Other services & tools">Other services & tools</a></li> </ul> </div> <div class="col-md-8"> <div class="row div-links"> <h2 class="title-megamenu col-md-12"><a href="/services">Services</a></h2> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"> <h4>Global Data Synchronisation Network (GDSN)</h4> <p>The world's largest product data network.</p> <a href="/services/gdsn" title="Global Data Synchronisation Network (GDSN)">Read more</a></div> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"> <h4>Verified by GS1</h4> <p>Get product identity right with Verified by GS1</p> <a href="/services/verified-by-gs1" title="Verified by GS1">Read more</a></div> <div class="col-md-4 column menu-links width-26 visible-lg visible-md visible-sm"> <h4>GPC Browser service</h4> <p>Browse all components of the published GPC schemas.</p> <a href="/services/gpc-browser" title="GPC Browser service">Read more</a></div> </div> </div> </div> <div class="d-block d-md-none col-md-12 links-mobile"><a href="/services/check-digit-calculator" title="Check digit calculator">Check digit calculator</a> <a href="http://gepir.gs1.org/index.php/search-by-gtin" title="Who own this barcode?">Who owns this barcode?</a> <a href="/services/gmn-generator" title="GMN generator">GMN generator</a> <a href="/services" title="Other services & tools">Other services & tools</a> <a href="/services/gdsn" title="Global Data Synchronisation Network (GDSN)">Global Data Synchronisation Network (GDSN)</a> <a href="/services/verified-by-gs1" title="Verified by GS1">Verified by GS1</a> <a href="/services/gpc-browser" title="GPC Browser service">GPC Browser service</a></div> </li> </ul> </li> <li class=" main-link-div "> <a href="/industries" class="main-link">Industries</a> <div class="open-div d-lg-none d-xl-none hidden-md hidden-lg"> <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="#002C6C" class="bi bi-chevron-down" viewBox="0 0 16 16"> <path fill-rule="evenodd" d="M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z"/> </svg> </div> <ul class="content-div dn" id="mini-panel-industries_submenu"> <li class="row"> <div class="col-md-12 d-none d-md-flex"> <div class="col-md-12"> <div class="row div-links"> <h2 class="title-megamenu col-md-12"><a href="/industries">Industries</a></h2> <div class="col-md-2 menu-links"><a class="icon" href="/retail" title="Retail"><img alt="Retail" src="https://www.gs1.org/sites/default/files/images/retail.png" title="Retail" /> </a> <h4 class="text-align-center"><a href="/retail" title="Retail">Retail</a></h4> </div> <div class="col-md-2 menu-links"><a class="icon" href="/industries/selling-online" title="Selling Online"><img alt="Retail" src="https://gs1gost2.azureedge.net/cdn/ff/OjFVrcf9I5cEQmmhLAQxeYz_q-nnYO3Af3SmTR2l36g/1679418121/public/2023-03/selling-online-icon-menu.png" title="Selling Online" /> </a> <h4 class="text-align-center"><a href="/industries/selling-online" title="Selling Online">Selling Online</a></h4> </div> <div class="col-md-2 menu-links"><a class="icon" href="/healthcare" title="Healthcare"><img alt="Healthcare" src="https://www.gs1.org/sites/default/files/images/healthcare.png" title="Healthcare" /> </a> <h4 class="text-align-center"><a href="/healthcare" title="Healthcare">Healthcare</a></h4> </div> <div class="col-md-2 menu-links"><a class="icon" href="/transport-and-logistics" title="Transport & Logistics"><img alt="identify" src="https://www.gs1.org/sites/default/files/images/transport-logistics.png" title="Transport & Logistics" /> </a> <h4 class="text-align-center"><a href="/transport-and-logistics" title="Transport & Logistics">Transport & Logistics</a></h4> </div> <div class="col-md-2 menu-links"><a class="icon" href="/technical-industries" title="Technical Industries"><img alt="Technical Industries" src="https://www.gs1.org/sites/default/files/gs1_icon_technical_industries_rgb_2015-11-10_copy.png" title="Technical Industries" /> </a> <h4 class="text-align-center"><a href="/technical-industries" title="Technical industries">Technical industries</a></h4> </div> </div> </div> </div> <div class="d-block d-md-none col-md-12 links-mobile"><a href="/retail" title="Retail">Retail</a> <a href="/industries/selling-online" title="Selling Online">Selling Online</a> <a href="/healthcare" title="Healthcare">Healthcare</a> <a href="/transport-and-logistics" title="Transport & Logistics">Transport & Logistics</a> <a href="/technical-industries" title="Technical industries">Technical industries</a></div> </li> </ul> </li> <li class="main-link-div "> <a href="/insights-events" class="main-link">Insights & Events</a> <div class="open-div d-lg-none d-xl-none hidden-md hidden-lg"> <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="#002C6C" class="bi bi-chevron-down" viewBox="0 0 16 16"> <path fill-rule="evenodd" d="M1.646 4.646a.5.5 0 0 1 .708 0L8 10.293l5.646-5.647a.5.5 0 0 1 .708.708l-6 6a.5.5 0 0 1-.708 0l-6-6a.5.5 0 0 1 0-.708z"/> </svg> </div> <ul class="content-div dn" id="mini-panel-news_submenu"> <li class="row"> <div class="col-md-12"> <div class="row div-links"> <h2 class="title-megamenu col-md-12"><a href="/insights-events">Insights & Events</a></h2> <div class="col-md-3 menu-links"><a href="/insights-events/events-calendar" title="Events & Calendar">Events & Calendar</a> <a href="/insights-events/news-archive" title="Latest news">Latest news</a> <a href="/insights-events/case-studies" title="Case Studies">Case studies</a></div> <div class="col-md-9 menu-links" id="news-events-menu"> </div> </div> </div> <div class="news-event-template col-md-12"> <div class="views-element-container"><div class="view view-events view-id-events view-display-id-promoted_events_menu_block js-view-dom-id-2c375a95135241103239e80590dc01abab5bb8d9ae93f9821ed7e463453e8584"> <div class="view-content row"> <div class="col-md-4 menu-events"> <div class="node node--type-event node--view-mode-promoted-menu mega-menu-module"> <div class="content-module-wrapper d-none d-md-block"> <div class="menu-event-news-block"> <div> <div><h4> GS1 Global Forum 2025 </h4> </div> </div> <h6> <div> <div><time datetime="2025-02-17T12:00:00Z" class="datetime">17</time> - <time datetime="2025-02-20T12:00:00Z" class="datetime">20 Feb 2025</time> </div> </div>  |  <div> <div>Noordwijk - Amsterdam</div> </div> </h6> <a href="https://forum.gs1.org/" target="_blank">View event</a> </div> </div> <div class="content-module-wrapper d-block d-md-none mobile-links"> <a href="https://forum.gs1.org/" target="_blank"> <div> <div><h4> GS1 Global Forum 2025 </h4> </div> </div> </a> </div> </div> </div> <div class="col-md-4 menu-events"> <div class="node node--type-event node--view-mode-promoted-menu mega-menu-module"> <div class="content-module-wrapper d-none d-md-block"> <div class="menu-event-news-block"> <div> <div><h4> GS1 Standards Week 2025 </h4> </div> </div> <h6> <div> <div><time datetime="2025-04-15T12:00:00Z" class="datetime">15</time> - <time datetime="2025-04-17T12:00:00Z" class="datetime">17 Apr 2025</time> </div> </div>  |  <div> <div>Virtual event | 15-17 April 2025 </div> </div> </h6> <a href="https://web.cvent.com/event/74d6bc11-2219-4573-88ab-0b5c5faac7bb/summary" target="_blank">View event</a> </div> </div> <div class="content-module-wrapper d-block d-md-none mobile-links"> <a href="https://web.cvent.com/event/74d6bc11-2219-4573-88ab-0b5c5faac7bb/summary" target="_blank"> <div> <div><h4> GS1 Standards Week 2025 </h4> </div> </div> </a> </div> </div> </div> <div class="col-md-4 menu-events"> <div class="node node--type-event node--view-mode-promoted-menu mega-menu-module"> <div class="content-module-wrapper d-none d-md-block"> <div class="menu-event-news-block"> <div> <div><h4> GS1 General Assembly 2025 </h4> </div> </div> <h6> <div> <div><time datetime="2025-05-19T12:00:00Z" class="datetime">19</time> - <time datetime="2025-05-23T12:00:00Z" class="datetime">23 May 2025</time> </div> </div>  |  <div> <div>Mumbai</div> </div> </h6> <a href="https://ga.gs1.org/" target="_blank">View event</a> </div> </div> <div class="content-module-wrapper d-block d-md-none mobile-links"> <a href="https://ga.gs1.org/" target="_blank"> <div> <div><h4> GS1 General Assembly 2025 </h4> </div> </div> </a> </div> </div> </div> </div> </div> </div> </div> </li> </ul> </li> </ul> <div 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</a> </li> <li class="" itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem"> <a class="link" itemprop="item" href="/standards"> <span itemprop="name">Standards</span> <span class="separator"></span> <meta itemprop="position" content="2" /> </a> </li> <li class="active" itemprop="itemListElement" itemscope itemtype="http://schema.org/ListItem"> <span itemprop="item"> <span itemscope itemprop="identifier" itemtype="http://schema.org/PropertyValue" hidden> <meta itemprop="url">https://www.gs1.org/standards/barcodes-epcrfid-id-keys/gs1-general-specifications</span> </span> <span class="current" itemprop="name">GS1 General Specifications</span> <meta itemprop="position" content="3" /> </span> </li> </ol> </div> </section> </div> </div> </div> </div> </div> <div id="block-gsone-revamp-content" class="block block-system block-system-main-block"> <div class="content"> <article class="node node--type-standard node--view-mode-full clearfix"> <header> </header> <div class="node__content clearfix"> <div class="_none pb-spacer-7"><div class="w-100"> <div class="layout row no-gutters layout-builder__layout"> <div class="col-md-12 col-s-12 col-xs-12 col-12"> <div class="block block-ctools block-entity-viewnode"> <div class="content"> <div class="node node--type-standard node--view-mode-standard-banner ds-1col clearfix"> <div class="bg-blue"> <div class="container"> <div class="row standard-banner pt-spacer-6 pb-spacer-6"> <div class="col-md-10"> <div> <div><h1 class="color-white"> GS1 General Specifications </h1> </div> </div> <div class="mt-spacer-5"> <a href="https://ref.gs1.org/standards/genspecs/" target="_blank" class="btn-standard btn-orange"> Download the current standard </a> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div> </div></div><div class="_none pb-spacer-7"><div class="container"> <div class="layout row layout-builder__layout"> <div class="col-md-8 col-s-12 col-xs-12"> <div class="pb-spacer-5 block block-layout-builder block-field-blocknodestandardbody"> <div class="content"> <div class="clearfix text-formatted"> <div><p>The GS1 General Specifications is the core standards document of the GS1 system describing how GS1 barcodes and identification keys should be used.</p> </div> </div> </div> </div> <div class="block block-gsone-standards block-standard-grouping-levels-block"> <div class="content"> </div> </div> <div class="block block-layout-builder block-field-blocknodestandardfield-footer-content"> <div class="content"> <div class="clearfix text-formatted"> <div><div about="/gs1-general-specifications/guideline/general-specifications-change-notifications-gscn" typeof="sioc:Item foaf:Document"> <h3><span style="line-height: 1.42857143;">Agreed changes to the GS1 General Specifications can be found on the page:</span></h3> <p><a href="https://www.gs1.org/genspecs/gscn_archive">General Specifications Change Notifications (GSCN)</a></p> </div> </div> </div> </div> </div> </div> <div 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class="clearfix text-formatted"> <div><h5>Get involved</h5> <p class="body-little">Standards Maintenance Groups (SMGs) improve existing standards</p> <p class="arrow-default body-sm pt-spacer-2"><a href="/standards/development" style="text-decoration:none;">List of working groups</a></p> </div> </div> </div> </div> </div> </div> </div></div> </div> </article> </div> </div> </div> <footer class="footer"> <div class="container"> <div class="row"> <div class="col-md-12"> <div class="row"> <section id="block-menu-menu-footer-menu" class="col-md-10 clearfix"> <nav role="navigation" aria-labelledby="block-gsone-revamp-footermenu-menu" id="block-gsone-revamp-footermenu" class="settings-tray-editable" data-drupal-settingstray="editable"> <span class="visually-hidden" id="block-gsone-revamp-footermenu-menu">Footer Menu</span> <div class="row wrapper-columns"> <div class="col-xs-12 col-sm-4 footer-column"> <h4><a href="/standards" class="menu-icon menu-icon-1233 blue" title="en" 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