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MyInvois Portal User Guide
The MyInvois Portal is a web-based application developed by the Inland Revenue Board of Malaysia (LHDNM) to enable businesses to issue e-invoices and comply with Malaysian tax regulations. The portal is designed for businesses of all sizes, especially Micro, Small, and Medium Enterprises (MSMEs), allowing them to streamline their invoicing process while ensuring compliance with the Goods and Services Tax (GST) and Sales and Services Tax (SST) requirements. Here’s the ultimate MyInvois Portal User Guide!
Getting Started with the MyInvois Portal

Step 1: Registering on MyInvois
To start using MyInvois, businesses must first be registered with the MyTax Portal. Follow these steps:
- Visit the MyTax Portal.
- Complete the business registration by submitting your company’s Tax Identification Number (TIN) and other relevant information.
- Once registration is successful, you’ll gain access to MyInvois, where you can create and manage e-invoices.
Step 2: Logging in to MyInvois
After registration, log in to the portal using your credentials:
- Go to the MyInvois Portal.
- Enter your username and password.
- After logging in for the first time, verify and update your business and taxpayer profile.
Issuing an e-Invoice
Once you have logged in, follow these steps to issue an e-invoice:
Step 3: Navigating to the Invoice Creation Page
- On the MyInvois dashboard, click on the Create New Document button.
- Choose Invoice from the list of document types. The system will open a new invoice creation page.
Step 4: Filling in Invoice Details
- Customer Information:
- Enter your customer’s details, including their Company Name, Tax Identification Number (TIN), and Address.
- Invoice Details:
- Enter the Invoice Number, Invoice Date, and Due Date.
- Add the items or services being billed. For each item, you will need to specify:
- Description
- Quantity
- Unit Price
- Total Amount
- Tax Information:
- Select the applicable Tax Rate (e.g., SST, GST).
- Ensure that the system automatically calculates the correct tax amount based on the product or service provided.
- Other Information:
- You can also include payment terms, discounts, and any additional notes for the customer.
Step 5: Reviewing and Submitting the Invoice
- Once all the details have been entered, review the invoice carefully to ensure accuracy.
- After confirming all the information is correct, click Submit to send the e-invoice for validation.
Document Management in MyInvois

MyInvois provides several tools for managing your issued documents:
Step 6: Tracking the Invoice Status
- After submitting the invoice, you can monitor its status in the Document Management section.
- The portal will notify you whether the invoice has been approved, rejected, or is pending approval.
Step 7: Editing or Cancelling an Invoice
- If you need to make changes to a submitted invoice, go to the Document History section.
- Select the invoice you want to edit and choose Edit. You can make adjustments and resubmit it for approval.
- To cancel an invoice, select Cancel from the available options.
Additional Features in MyInvois
Step 8: Managing User Roles
- The portal allows businesses to assign different roles to users. Each user will have specific access rights, such as creating invoices, editing documents, or managing profiles.
- To assign roles, go to Settings > User Management, where you can assign roles like Administrator, Manager, or Staff.
Step 9: Setting Up Notifications
- The portal allows you to receive automatic notifications on the status of your documents.
- Go to Settings > Notification Preferences and choose your preferred notification method (email or SMS).
Step 10: Managing Your Business Profile
- To keep your information up to date, visit the Profile Management section.
- You can update your business information such as company address, taxpayer ID, and contact details.
FAQs and Troubleshooting
- What should I do if my invoice is rejected?
- If your invoice is rejected, the portal will provide a reason. Go to Document Management, select the rejected invoice, and edit the necessary fields. After making corrections, resubmit the invoice.
- How do I cancel an invoice?
- If you need to cancel an invoice, navigate to the Document History section, select the invoice you want to cancel, and click the Cancel button.
- How can I add multiple items to an invoice?
- While creating an invoice, you can add multiple items by clicking on the Add Item button under the item description section.
Conclusion
The MyInvois Portal simplifies the invoicing process for Malaysian businesses, helping ensure tax compliance and improving operational efficiency. By following this guide, you can quickly issue, manage, and track e-invoices, allowing you to focus more on growing your business.
For more detailed information, visit the MyInvois Portal or refer to the portal’s FAQs section for any further queries.