If you do not have an NPWP at the time of account registration at Indodax, you can enter the Population Identification Number (NIK) listed on your E-KTP in the NPWP column. Make sure the NIK you enter matches the data listed on the E-KTP to avoid errors or rejections during verification. Indodax is committed to maintaining the security and convenience of its users' transactions. Therefore, the data you provide will be processed in accordance with applicable regulations. Please ensure that all information entered is accurate and up-to-date. If you have further questions, you can contact Indodax customer service for assistance.