Making Payment

Making Payment In-person at IDR

For corporate customers requiring a 3% Non-resident Withholding Tax Certificate, please present the original document to IDR staff on the payment date. If not, IDR will charge the full amount as specified in the quotation. To request the refund, customers can resubmit the original 3% Non-resident Withholding Tax Certificate to IDR within 5 weekdays after making payment.

Making Payment via Bank (Bank Transfer)

Customers have to send the money transfer slip with Job No. to the fax no. 0 2744 1910 (automatic), or e-mail chamaiporn@idrlab.com, or the IDR contact person. For corporate customers, please fax a copy of 3% Non-resident Withholding Tax Certificate together with a copy of the bank transfer form to IDR. The original 3% Non-resident Withholding Tax Certificate must be sent to IDR within 5 weekdays.