United States: Scheduled maintenance for FATCA Registration System begins December 24
FATCA Registration System temporarily unavailable beginning December 24, 2025
The IRS today announced that the FATCA Registration System will be unavailable from December 24, 2025, at 9:30 PM ET to January 1, 2026, at 1:30 AM ET due to scheduled maintenance.
According to the IRS transmittal message (December 10, 2025), FATCA registration applications or changes must be submitted prior to the start of the December 24 system maintenance for foreign financial institutions (FFIs) to be included in the January 2026 FFI list.