Documents you need to show：

1. The taxpayer’s Identity Card (ID card).
2. The passport shall be verified for applicant is a foreigner.
3. In the case that the applicant is the people of Mainland China area, document verified should be the Travel Pass or Resident Certificate for the Taiwan area issued by National Immigration Agency, ROC.
4. Inquiring about data for children under 20-year- old, Identity card (ID card) of legal representative and Household Registration Certificate of children under 20-year- old shall be provided.
5. If taxpayer authorizes agent to apply for enquiries about data on personal property, document required shall be the Letter of Mandate/Delegation (in case agent is appointed outside the ROC, Letter of Mandate/Delegation shall be issued and certified by overseas embassies or consulates) and agent’s Identity Card (ID card). If the applicant’s ID provided by agent is a copy, applicant or agent shall guarantee that the copy is consistent with the original and retain the copy for future reference.