Timeframe
2018: Large (annual turnover over 500 million THB) and medium-sized companies (annual turnover between 30 and 500 million THB) can use electronic invoicing.
2020: Small businesses (annual turnover between 1.8 and 30 million THB) can use electronic invoicing.
2022: Micro-enterprises (annual turnover below 1.8 million THB) can use electronic invoicing.
2024: Service providers must be able to issue, archive and deliver invoices electronically on behalf of taxpayers.
2025: Large companies must be able to issue electronic invoices.
2027: Large companies must be able to file their tax returns electronically.
2028: All entrepreneurs should have the opportunity to file their taxes electronically.
applicability
The e-invoice primarily covers Business-to-Government (B2G) and Business to Business (B2B) transactions.
format
XML-Format and PDF/A3-File and end user.
Electronic signature
Electronic signatures are causing obligation.
Archiving
E-invoices must 5 years long be archived.

GOpus® eInvoice
Our GOpus® eInvoice The solution integrates with SAP ERP and SAP S/4HANA and supports the creation of outgoing e-invoices in all international country formats. This allows you to create and send all your invoice content between different international invoice issuers and recipients directly from your SAP system, and to archive all invoice documents with comprehensive monitoring. Integration with the SAP modules SD, FI, MM, RE-FX, IS-H, IS-U, and SAP Service Billing is possible. Further integrations are available upon request.
Do you have further questions about our solution or would you like to learn more about e-invoicing regulations in Thailand?
We will be happy to personally assist you with any further questions you may have about our solution and the regulations.