5 CFR § 875.403
May I apply for coverage outside of an open season?
November 4, 2020
If you are eligible for coverage, you may submit an application at any time outside of an open season. You will be subject to full underwriting requirements. The only exceptions to the full underwriting requirements outside of an open season are described in §875.206 and §875.405.
[68 FR 5534, Feb. 4, 2003, as amended at 70 FR 30607, May 27, 2005]