United States: FATCA IDES testing scheduled for June 2026
Enrollment deadline is May 28, 2026
The IRS today announced that the FATCA International Data Exchange Service (IDES) will be open for testing from June 1 to June 26, 2026.
According to an IRS transmittal message (April 30, 2026), the test session will be open to users that have completed IDES enrollment by Thursday, May 28, 2026. All eligible testers will receive an e-mail with specific instructions to connect to the IDES test site on or before June 1, 2026.