IRAS and IMDA have introduced the GST InvoiceNow Requirement<\/strong>, marking a major shift from paper-based invoicing to structured digital reporting through the InvoiceNow network. This move helps businesses stay compliant, improves accuracy, and reduces admin work.<\/p>\n InvoiceNow is Singapore\u2019s nationwide e-invoicing system<\/strong>, built on the global Peppol standard. It allows businesses to send and receive invoices in a structured digital format. Accounting systems connect to IRAS through InvoiceNow-Ready Solutions and accredited Access Point (AP) providers, ensuring data flows automatically and securely.<\/p>\n The rollout will happen in stages:<\/p>\n \ud83d\udc49 In short: adoption begins voluntarily, but IRAS will make it mandatory step by step.<\/p>\n Some businesses are exempt from this rule:<\/p>\n Overseas entities, including those under the Overseas Vendor Registration (OVR) scheme.<\/p>\n<\/li>\n Businesses registered under the Reverse Charge regime.<\/p>\n<\/li>\n<\/ul>\n Most GST-registered companies must eventually comply, but these special cases are excluded for now.<\/p>\n Companies must submit invoice data through InvoiceNow for transactions reported in GST returns.<\/p>\n \u2705 Included:<\/strong><\/p>\n Standard-rated supplies<\/p>\n<\/li>\n Zero-rated supplies<\/p>\n<\/li>\n Standard-rated purchases (where input tax is claimed)<\/p>\n<\/li>\n<\/ul>\n \u274c Excluded:<\/strong><\/p>\n Deemed supplies (e.g., internal transfers)<\/p>\n<\/li>\n Reverse charge imports<\/p>\n<\/li>\n Non-sale exports<\/p>\n<\/li>\n Exempt financial services<\/p>\n<\/li>\n Import permits and some overseas transactions<\/p>\n<\/li>\n<\/ul>\n Businesses should carefully check which invoices fall under this reporting rule.<\/p>\n You must send invoice data to IRAS by the earlier of:<\/p>\n The GST return filing date, or<\/p>\n<\/li>\n The return due date<\/p>\n<\/li>\n<\/ul>\n Transmission happens via API through an accredited AP<\/strong>\u2014not by manual upload. Each invoice must include details like UENs, amounts, GST treatment, and other key elements from the e-Tax Guide.<\/p>\n Adopting InvoiceNow brings several advantages:<\/p>\nWhat Is InvoiceNow?<\/h5>\n
Implementation Timeline<\/h5>\n
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\n \nDate<\/th>\n Affected Businesses<\/th>\n Details<\/th>\n<\/tr>\n<\/thead>\n \n From 1 May 2025<\/td>\n Early adopters (existing GST-registered + new applicants)<\/td>\n Voluntary participation starts<\/td>\n<\/tr>\n \n From 1 Nov 2025<\/td>\n Newly incorporated companies applying voluntarily<\/td>\n Required for GST registration<\/td>\n<\/tr>\n \n From 1 Apr 2026<\/td>\n All new voluntary GST registrants<\/td>\n Mandatory requirement<\/td>\n<\/tr>\n \n Beyond<\/td>\n Existing and compulsory GST-registrants<\/td>\n Expansion expected, timelines to be confirmed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n Who Is Exempt?<\/h5>\n
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Scope: What Data Must Be Sent?<\/h5>\n
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Transmission Standards & Deadlines<\/h5>\n
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Benefits of Using InvoiceNow<\/h5>\n