1 · Know your timeline
Confirm your mandatory e-Invoice start date (phased by annual turnover).
Identify transaction types that need e-Invoices (sales, self-billed, etc.).
2 · Register & get access
Ensure your company has a valid TIN (Tax Identification Number).
Register / activate access on the LHDN MyInvois Portal.
Assign authorized users and roles for issuing e-Invoices.
3 · Prepare your data
Collect TIN, SST number and business registration number of customers & suppliers.
Confirm your MSIC business codes and classification of goods/services.
Clean up your product/service master list and unit pricing.
4 · Choose your method
Decide: MyInvois Portal (manual) or API / accounting-software integration.
Upgrade your accounting / invoicing software to an e-Invoice-ready version.
5 · Set up the workflow
Establish the issue → IRBM validation → QR-coded e-Invoice flow.
Plan for consolidated e-Invoices and self-billed scenarios.
Note the cancellation / rejection window (within 72 hours).
6 · Train & maintain
Train your finance & sales staff on the new issuance process.
Keep proper records of all validated e-Invoices for audit.
Run a pilot before your go-live date.
General guidance only, based on Malaysia's LHDN e-Invoicing framework. Requirements and dates may change. Hoong Dai can implement e-Invoicing from start to finish for you.
