Collect taxpayer identification numbers from customers

For tax declaration, customs, or shipping requirements in some countries/regions, you can set up TIN collections at checkout and let customers enter their taxpayer identification. The listed TIN is supported, and the system would verify the formulation automatically: CPF/CNPJ - for Brazil RUT - for Chile Tax ID - for all countries/regions except Brazil and Chile Note: Once enabled, the TIN is required at checkout.