Unless granted under 49 U.S.C. § 41102, an authorization that by its terms is subject to termination alternatively, either at an uncertain date upon the happening of an event or upon the arrival of a specified date:

(a) Will not be considered a “license with reference to an activity of a continuing nature” within the meaning of 5 U.S.C. § 558(c), if the event occurs before the specified date; and

(b) Ordinarily (subject to interpretation under § 377.5) will be considered such a license, if the event does not occur before the specified date and that date is more than 180 days after the effective date of the authorization.

[SPR-184, 47 FR 7212, Feb. 18, 1982, as amended by Doc. No. DOT-OST-2014-0140, 84 FR 15940, Apr. 16, 2019]