{"id":841,"date":"2024-01-05T12:03:27","date_gmt":"2024-01-05T11:03:27","guid":{"rendered":"https:\/\/www.nb.no\/en\/?post_type=service&#038;p=841"},"modified":"2025-11-04T15:16:20","modified_gmt":"2025-11-04T14:16:20","slug":"faq","status":"publish","type":"service","link":"https:\/\/www.nb.no\/en\/service\/isbn-norway\/faq\/","title":{"rendered":"FAQ"},"content":{"rendered":"<div class=\"t2-accordion wp-block-t2-accordion\" data-allow-multiple=\"1\" role=\"list\">\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"does-a-publication-need-to-have-an-isbn-to-be-considered-a-book?\" aria-controls=\"accordion-panel\" aria-expanded=\"false\">\n\t\t\t\t\tDoes a publication need to have an ISBN to be considered a book?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel\" aria-labelledby=\"does-a-publication-need-to-have-an-isbn-to-be-considered-a-book?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>No. ISBN is just an identification number that simplifies the handling of publications.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"should-private-publications-be-assigned-isbn?\" aria-controls=\"accordion-panel-1\" aria-expanded=\"false\">\n\t\t\t\t\tShould private publications be assigned ISBN?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-1\" aria-labelledby=\"should-private-publications-be-assigned-isbn?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>ISBN Norway discourages assigning ISBNs to private publications. Private publications are publications that will not be distributed beyond a private circle, that are shared only with immediate family, that will not be sold or included in any library catalogue or other system. An ISBN is partly intended to make books easier to find, but if the book is not included anywhere the purpose of the ISBN is lost.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"does-an-isbn-secure-the-copyright-for-my-book?\" aria-controls=\"accordion-panel-2\" aria-expanded=\"false\">\n\t\t\t\t\tDoes an ISBN secure the copyright for my book?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-2\" aria-labelledby=\"does-an-isbn-secure-the-copyright-for-my-book?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>ISBN has no significance when it comes to copyright. The Norwegian Intellectual Property Act (\u00c5ndsverksloven) ensures that the creator of intellectual property has copyright to the work.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"do-i-need-to-get-new-isbns-if-the-publishing-house-changes-its-name?\" aria-controls=\"accordion-panel-3\" aria-expanded=\"false\">\n\t\t\t\t\tDo I need to get new ISBNs if the publishing house changes its name?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-3\" aria-labelledby=\"do-i-need-to-get-new-isbns-if-the-publishing-house-changes-its-name?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>No, usually the ISBN is retained. Please contact ISBN Norway to report the name change.<\/p>\n\n\n\n<p><\/p>\n\n\n\n<p><\/p>\n\n\n\n<p>Yes, ISBN is not only an identification number for the book itself; it also identifies the publisher.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"can-one-obtain-additional-isbns-with-the-same-publisher-number-when-all-numbers-in-the-series-are-used?\" aria-controls=\"accordion-panel-4\" aria-expanded=\"false\">\n\t\t\t\t\tCan one obtain additional ISBNs with the same publisher number when all numbers in the series are used?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-4\" aria-labelledby=\"can-one-obtain-additional-isbns-with-the-same-publisher-number-when-all-numbers-in-the-series-are-used?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p> No, the ISBN system is structured so that a series of ISBNs cannot be expanded.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"i-have-a-book-that-is-coming-in-a-new-edition-\u2013-should-it-be-assigned-a-new-isbn?\" aria-controls=\"accordion-panel-5\" aria-expanded=\"false\">\n\t\t\t\t\tI have a book that is coming in a new edition \u2013 should it be assigned a new ISBN?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-5\" aria-labelledby=\"i-have-a-book-that-is-coming-in-a-new-edition-\u2013-should-it-be-assigned-a-new-isbn?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p> An unchanged reprint retains the old number. An edition is considered to be unchanged when it is produced from from the typesetting of a previous edition, where only printing errors have been corrected, even if the price has changed. A new cover alone also does not warrant a new ISBN, but in uncertain cases, a new number is assigned.<\/p>\n\n\n\n<p>When a book is published in a new (modified) edition or published in a new series, it must be assigned a new ISBN.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"when-a-book-changes-publisher-and-is-published-anew,-should-it-be-assigned-a-new-isbn?\" aria-controls=\"accordion-panel-6\" aria-expanded=\"false\">\n\t\t\t\t\tWhen a book changes publisher and is published anew, should it be assigned a new ISBN?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-6\" aria-labelledby=\"when-a-book-changes-publisher-and-is-published-anew,-should-it-be-assigned-a-new-isbn?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>Yes, ISBN is not only an identification number for the book itself; it also identifies the publisher.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"if-a-book-has-several-publishers,-can-it-have-also-have-several-isbn-numbers?\" aria-controls=\"accordion-panel-7\" aria-expanded=\"false\">\n\t\t\t\t\tIf a book has several publishers, can it have also have several ISBN-numbers?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-7\" aria-labelledby=\"if-a-book-has-several-publishers,-can-it-have-also-have-several-isbn-numbers?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p> Yes. If multiple publishers collaborate on a book, and all the publishers are listed as the publisher in the book, the publishers can place their respective ISBN numbers below one another.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"i-have-lost-my-list-of-isbn-numbers.-what-do-i-do?\" aria-controls=\"accordion-panel-8\" aria-expanded=\"false\">\n\t\t\t\t\tI have lost my list of ISBN-numbers. What do I do?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-8\" aria-labelledby=\"i-have-lost-my-list-of-isbn-numbers.-what-do-i-do?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>You can obtain a copy of the list from ISBN Norway, but you need to know which numbers have been used to avoid using numbers that are already in use.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"i-need-the-address-of-a-publisher.-where-can-i-find-it?\" aria-controls=\"accordion-panel-9\" aria-expanded=\"false\">\n\t\t\t\t\tI need the address of a publisher. Where can I find it?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-9\" aria-labelledby=\"i-need-the-address-of-a-publisher.-where-can-i-find-it?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>Addresses for all Norwegian publishers can be found here: &nbsp;<a href=\"https:\/\/www.nb.no\/isbnforlag\/search\">ISBN: Norske forlagsadresser<\/a>.<\/p>\n\n\n\n<p>If you are looking for a publisher abroad, you may find them here: &nbsp;<a href=\"https:\/\/grp.isbn-international.org\/\">https:\/\/grp.isbn-international.org\/<\/a><\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"i-have-a-book-that-is-to-be-published-both-in-norway-and-abroad-\u2013-what-do-i-do-regarding-isbn?\" aria-controls=\"accordion-panel-10\" aria-expanded=\"false\">\n\t\t\t\t\tI have a book that is to be published both in Norway and abroad \u2013 what do I do regarding ISBN?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-10\" aria-labelledby=\"i-have-a-book-that-is-to-be-published-both-in-norway-and-abroad-\u2013-what-do-i-do-regarding-isbn?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>To obtain a Norwegian ISBN, the publisher must have an address in Norway. If the publisher has a foreign address, they must apply for an ISBN in the country where they are based, even if the publication is intended for distribution in Norway. ISBN is an international system, and a Norwegian ISBN is valid outside Norway as well.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"does-an-isbn-need-a-hyphen-between-the-groups-of-numbers?\" aria-controls=\"accordion-panel-11\" aria-expanded=\"false\">\n\t\t\t\t\tDoes an ISBN need a hyphen between the groups of numbers?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-11\" aria-labelledby=\"does-an-isbn-need-a-hyphen-between-the-groups-of-numbers?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>No. An ISBN can have an optional hyphen or a space to separate the five groups of numbers, like this: &lt;prefix&gt;-&lt;country\/area code&gt;-&lt;publisher identifier&gt;-&lt;title identifier&gt;-&lt;check digit&gt;.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n\n<div class=\"t2-accordion-item wp-block-t2-accordion-item\" role=\"listitem\">\n\t\t\t<h2 class=\"t2-accordion-title\">\n\t\t\t\t<button type=\"button\" class=\"t2-accordion-trigger\" id=\"what-do-i-do-about-my-old-10-digit-isbn-numbers?\" aria-controls=\"accordion-panel-12\" aria-expanded=\"false\">\n\t\t\t\t\tWhat do I do about my old 10-digit ISBN-numbers?\n\t\t\t\t\t<span class=\"t2-accordion-icon is-closed-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-add\" aria-hidden=\"true\" focusable=\"false\"><path fill=\"currentColor\" d=\"M11.7 4.817a.761.761 0 0 0-.384.399c-.07.156-.074.328-.075 3.353l-.001 3.19-3.253.01-3.253.011-.148.1c-.168.114-.346.433-.345.618.002.263.243.605.492.699.076.029 1.148.043 3.31.043h3.197l.001 3.19c.001 3.02.005 3.199.075 3.35.286.619 1.082.619 1.368 0 .07-.151.074-.33.075-3.35l.001-3.19h3.197c2.162 0 3.234-.014 3.31-.043.249-.093.491-.438.491-.697 0-.259-.242-.604-.491-.697-.076-.029-1.148-.043-3.31-.043H12.76l-.001-3.19c-.001-3.02-.005-3.199-.075-3.35-.086-.186-.257-.357-.417-.417a.894.894 0 0 0-.567.014\"\/><\/svg><\/span>\n\t\t\t\t\t<span class=\"t2-accordion-icon is-open-icon\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 24 24\" height=\"24\" width=\"24\" class=\"t2-icon t2-icon-remove\" aria-hidden=\"true\" focusable=\"false\"><path d=\"M6 13c-.285156 0-.519531-.097656-.710938-.289062C5.097656 12.519531 5 12.285156 5 12c0-.285156.097656-.519531.289062-.710938C5.480469 11.097656 5.714844 11 6 11h12c.285156 0 .519531.097656.710938.289062C18.902344 11.480469 19 11.714844 19 12c0 .285156-.097656.519531-.289062.710938C18.519531 12.902344 18.285156 13 18 13Zm0 0\" fill=\"currentColor\" \/><\/svg><\/span>\n\t\t\t\t<\/button>\n\t\t\t<\/h2>\n\t\t\t<div class=\"t2-accordion-item__inner-container is-layout-flow\" id=\"accordion-panel-12\" aria-labelledby=\"what-do-i-do-about-my-old-10-digit-isbn-numbers?\" role=\"region\" hidden>\n\t\t\t\t\n\n<p>In January 2007, a new ISBN standard came into effect, and ISBN was then expanded from 10 to 13 digits. Old and unused numbers must be converted to 13 digits. Previous publications are not affected, but it may be necessary to convert used numbers as well, for example, in a new edition.<\/p>\n\n\n\n<p>&#8211; For the conversion of single ISBN-numbers, see the <a href=\"https:\/\/www.nb.no\/en\/service\/isbn-norge\/conversion-table\/\">conversion table<\/a>.<\/p>\n\n\n\n<p>&#8211; For the conversion of number series (entire lists), ISBN Norway must be contacted.<\/p>\n\n\n\t\t\t<\/div>\n\t\t<\/div>\n<\/div>\n\n\n<p>Contact ISBN Norway if you have any further questions. <\/p>\n\n\n\n<p>Email: <a href=\"mailto:isbn@nb.no\">isbn@nb.no<\/a> <\/p>\n\n\n\n<p>Phone: 75 12 11 48 (Monday-Friday 09:00-11:30 and 12:00-14:30)<\/p>\n","protected":false},"author":3,"featured_media":0,"parent":834,"menu_order":0,"template":"","meta":{"_acf_changed":false,"nb_hide_title":false,"nb_breadcrumb_title_override":"","sub_navigation_option":"","sub_navigation_custom_items":[],"card_link":[],"savage_label":"manual","savage_label_text":"","savage_title":"","savage_link_title":"","card_background":"default","savage_image_type":"featured"},"class_list":["post-841","service","type-service","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.1 (Yoast SEO v27.1.1) - 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