Please read the following before submitting your application:

1. Register/Log in to your webstore account using the same phone number that was used for your purchase or invoice.

2. Application Period (3 Days Only)
- You can apply for an e-invoice within 3 days from the purchase date (including the purchase date).
- For example, if your purchase date is 1 April, you must submit your e-invoice application on or before 3 April.
- Applications submitted after 3 April will not be accepted.

3. Important Notice for the Last Day of the Month
- If your purchase is made on the last day of the month, the e-invoice must be applied on the same day.
- Applications cannot be submitted in the following month.