Open Enrollment 2025 Dates Opm. Open enrollment for the 2025 calendar year for the federal marketplace (a.k.a. During the annual fehb open season, anyone eligible to participate in the fehb program may enroll, change health plans or options, cancel your fehb.

The 2025 fehb premium will be reflected in their february compensation payment. 16, 2025, in most states — but if you want coverage by new year’s day, you need to choose benefits by 5.