{"id":414,"date":"2022-01-07T09:57:16","date_gmt":"2022-01-07T09:57:16","guid":{"rendered":"https:\/\/www.mastergst.com\/test\/?post_type=docs&#038;p=414"},"modified":"2022-05-18T12:48:49","modified_gmt":"2022-05-18T12:48:49","slug":"irn-invoice-reference-number","status":"publish","type":"docs","link":"https:\/\/mastergst.com\/blog\/guide\/irn-invoice-reference-number\/","title":{"rendered":"IRN-Invoice Reference Number"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"414\" class=\"elementor elementor-414\" data-elementor-post-type=\"docs\">\n\t\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f4aaedc elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f4aaedc\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-4e3e1a3\" data-id=\"4e3e1a3\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-3b0ec50 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3b0ec50\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-9bca35d\" data-id=\"9bca35d\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t\t<div class=\"elementor-element elementor-element-11fd7f6 elementor-widget elementor-widget-heading\" data-id=\"11fd7f6\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.16.0 - 20-09-2023 *\/\n.elementor-heading-title{padding:0;margin:0;line-height:1}.elementor-widget-heading .elementor-heading-title[class*=elementor-size-]>a{color:inherit;font-size:inherit;line-height:inherit}.elementor-widget-heading .elementor-heading-title.elementor-size-small{font-size:15px}.elementor-widget-heading .elementor-heading-title.elementor-size-medium{font-size:19px}.elementor-widget-heading .elementor-heading-title.elementor-size-large{font-size:29px}.elementor-widget-heading .elementor-heading-title.elementor-size-xl{font-size:39px}.elementor-widget-heading .elementor-heading-title.elementor-size-xxl{font-size:59px}<\/style><h2 class=\"elementor-heading-title elementor-size-default\">IRN-Invoice Reference Number<\/h2>\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-641087d elementor-widget elementor-widget-text-editor\" data-id=\"641087d\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t<style>\/*! elementor - v3.16.0 - 20-09-2023 *\/\n.elementor-widget-text-editor.elementor-drop-cap-view-stacked .elementor-drop-cap{background-color:#69727d;color:#fff}.elementor-widget-text-editor.elementor-drop-cap-view-framed .elementor-drop-cap{color:#69727d;border:3px solid;background-color:transparent}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap{margin-top:8px}.elementor-widget-text-editor:not(.elementor-drop-cap-view-default) .elementor-drop-cap-letter{width:1em;height:1em}.elementor-widget-text-editor .elementor-drop-cap{float:left;text-align:center;line-height:1;font-size:50px}.elementor-widget-text-editor .elementor-drop-cap-letter{display:inline-block}<\/style>\t\t\t\t<ul><li><span data-preserver-spaces=\"true\">Each Invoice uploaded by the taxpayer will get a unique number called an Invoice Reference Number (IRN).<\/span><\/li><li><span data-preserver-spaces=\"true\">IRN is 64 Characters in length.<\/span><\/li><li><span data-preserver-spaces=\"true\">This IRN is a unique number in the GST system, irrespective of the taxpayer, financial year and document type.<\/span><\/li><li><span data-preserver-spaces=\"true\">The e-invoice system generates IRN once the taxpayer uploads the invoice details.<\/span><\/li><li><span data-preserver-spaces=\"true\">IRN is generated using the computer algorithm (RSA256) based on the combination of the Supplier GSTIN, Document Type, Document Number and year of the Invoice (Financial Year).<\/span><\/li><li><span data-preserver-spaces=\"true\">IRN is the hash of Supplier GSTIN + Fin. Year + Doc Type + Doc Number.<\/span><\/li><li><span data-preserver-spaces=\"true\">Financial Year is calculated based on the date of the Invoice. The financial year starts on 1st April and ends on 31st March and is represented as YYYY-YY. If the date is 03.01.2020, the financial year is 2019-20.<\/span><\/li><li><span data-preserver-spaces=\"true\">Document types are INV for Invoice, CRN for Credit Note, DBN for Debit Note.<\/span><\/li><li><span data-preserver-spaces=\"true\">Document Number is a number printed on the Document being issued to the purchaser, and it is to be of a maximum of 16 alphanumeric and \/ -.<\/span><\/li><li><span data-preserver-spaces=\"true\">Document number should not be starting with 0, \/ and -. Also, alphabets in document numbers should not have alphabets in lower cases. If so, then the request is rejected.<\/span><\/li><li><span data-preserver-spaces=\"true\">For example, a taxpayer with 01AAAAA9999A19N has issued the Invoice with Number ABC01234 on 12.12.2019 to his supplier, the string used for hashing is<\/span><\/li><\/ul><p><strong>01AAAAA9999A19N2019-20INVABC01234.<\/strong><\/p>\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>IRN-Invoice Reference Number Each Invoice uploaded by the taxpayer will get a unique number called an Invoice Reference Number (IRN). IRN is 64 Characters in length. This IRN is a unique number in the GST system, irrespective of the taxpayer, financial year and document type. The e-invoice system generates IRN once the taxpayer uploads the [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","meta":[],"doc_category":[],"doc_tag":[],"_links":{"self":[{"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/docs\/414"}],"collection":[{"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/docs"}],"about":[{"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/types\/docs"}],"author":[{"embeddable":true,"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/comments?post=414"}],"version-history":[{"count":0,"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/docs\/414\/revisions"}],"wp:attachment":[{"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/media?parent=414"}],"wp:term":[{"taxonomy":"doc_category","embeddable":true,"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/doc_category?post=414"},{"taxonomy":"doc_tag","embeddable":true,"href":"https:\/\/mastergst.com\/blog\/wp-json\/wp\/v2\/doc_tag?post=414"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}