How to add Tax ID (CPF for Brazil)
If your order is shipped to Brazil, the customer will be asked to fill in the CPF number on the payment page.
Enter a valid Brazilian CPF number into the new CPF/CNPJ localization extension field in the Additional information section. For testing, please use
39053344705. This is a Shopify test CPF number.
Dropshipman will automatically obtain this Tax ID and fill it in the Customer information.