14 CFR § 271.3
Carrier subsidy need
July 13, 2020
In establishing the subsidy for an air carrier providing essential air service at an eligible place, the Department will consider the following:
(a) The reasonable projected costs of a carrier in serving that place;
(b) The carrier's reasonable projected revenues for serving that place;
(c) The appropriate size of aircraft for providing essential air service at that place; and
(d) A reasonable profit for a carrier serving that place.
[ER-1398, 49 FR 49846, Dec. 24, 1984, as amended at 60 FR 43524, Aug. 22, 1995]