Activation of GST InvoiceNow Submission for GST- Registered Businesses

Registering and Activating GST InvoiceNow Submission

This section explains how to register your business with Peppol and activate GST InvoiceNow Submission for GST reporting.

Registering a Peppol Account

Before you can activate GST InvoiceNow Submission, your business must have a valid Peppol ID.

1. Verify whether your business is already registered with Peppol using one of the following methods:
   1. Visit the Highnix website and navigate to the Peppol ID Directory - SG Companies.
   2. Alternatively, access the Peppol directory directly at https://www.peppoldirectory.sg/.
2. Search for your business name.
   1. If your business appears in the search results, your Peppol ID has already been registered. You may proceed to the activation section below.
   2. If your business does not appear, you will need to register for a Peppol ID.
3. To register a Peppol ID:
   1. Go to the InvoiceNow Registration Form on the Highnix website.
   2. Complete the registration form. Fields marked with an asterisk (*) are mandatory.
   3. Complete the security verification and click the SEND button.
   4. Highnix will process your registration request and notify you once your Peppol ID has been created.

Activating or Deactivating GST InvoiceNow Submission

1. After your Peppol ID has been created, navigate to Sales Mgt → Peppol-Sales → GST InvoiceNow Activation.
2. The page displays the Current GST InvoiceNow Status.
   1. DEACTIVATED – Your business has not yet been activated for GST InvoiceNow Submission.
   2. ACTIVATED – Your business is already activated for GST InvoiceNow Submission.
3. If the current status is DEACTIVATED (Fig 1), click Activate GST InvoiceNow to begin the activation process.
4. The system will submit the activation request and perform the necessary background processing. This usually takes only 1 to 2 seconds.
5. When the request has been successfully submitted, the Complete GST InvoiceNow KYC button will be displayed (Fig 2).
6. Click Complete GST InvoiceNow KYC. You will be redirected to the GST InvoiceNow activation page, where the Corppass authentication screen will be displayed.
7. KYC (Know Your Customer) is the identity verification process required before GST InvoiceNow Submission can be activated.
8. The company's authorised personnel must complete the authentication using one of the following methods:
   1. Scan the QR code using the Singpass Mobile App (Fig 3 and Fig 4), or
   2. Sign in using the Corppass login credentials.
9. After the KYC process has been completed successfully (Fig 5), you may receive a confirmation email indicating that GST InvoiceNow Submission has been activated.
10. Return to the GST InvoiceNow Activation page and refresh the screen.
    1. A new entry will appear in the activity log (Fig 6), showing that the activation request has been submitted with the note "Activation request initiated".
    2. Once the activation process has been completed successfully, the Current GST InvoiceNow Status will change to ACTIVATED.
11. When the status is ACTIVATED, the Activate GST InvoiceNow button will no longer be displayed. Instead, the Deactivate GST InvoiceNow button will be available.
12. To deactivate GST InvoiceNow Submission, click Deactivate GST InvoiceNow and follow the same authentication and KYC process described above.

Fig 1. GST InvoiceNow Activation page showing the current status as DEACTIVATED.

Fig 2. The Complete GST InvoiceNow KYC button appears after the activation request has been submitted.

Fig 3. Corppass authentication page.

Fig 4. Authenticate by scanning the QR code using the Singpass Mobile App.

Fig 5. Alternatively, authenticate by signing in with your Corppass credentials.

Fig 6. Activity log showing the activation request and the updated GST InvoiceNow status.

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