International Data Exchange Service (IDES) - Knowledge Base

FIs and HCTAs can learn how to Enroll using this online documentation. 

Interactive Knowledge Base

International Data Exchange Service Interactive Knowledge Base Site

User Guides

International Data Exchange Service User Guide (PDF)

FATCA User Guide

Frequently Asked Questions:

IDES Frequently Asked Questions

Additional FAQs are available for FATCA - FAQs General, FATCA FFI List, and FATCA IDES Technical FAQs.

Additional Support

FATCA Compliance Help

• If you have further questions about foreign financial institutions' compliance with the U.S. FATCA legislation, please submit your question.

FATCA Registration System Technical Support:

• If you need system support for the online FATCA Registration, including help with login problems, error messages, and other technical issues, please submit your technical system problem.
• 
  The system technical support team cannot respond to tax law questions regarding the FATCA regulations.