The IDES Help Desk assists authorized users with questions related to IDES, such as: Enrollment Adding and Disabling Users File Uploads and Downloads Usernames Password Resets Metadata Alert Codes and Preferences For data preparation questions, please review IDES FAQs for more information. The IDES customer support team cannot respond to tax law questions regarding FATCA regulations or instructions to prepare Form 8966. How to contact IDES: IDES customer support: Hours: Monday - Friday, 8 a.m. to 5 p.m. in your time zone, except U.S. federal holidays. IDES: International Data Exchange Service 800-613-IDES (800-613-4337) 605-271-0311 Related International Data Exchange Service FATCA IDES resources and support information FATCA XML schemas and business rules for Form 8966 IDES User Guide FATCA IDES technical FAQs Subscribe to the FATCA news and information list
