49 CFR §107.715

1. (a)An applicant or a holder may request that the Associate Administrator reconsider a decision under § 107.709(f) or § 107.713(c). The request must:
   1. (1)Be in writing and filed within 20 days of receipt of the decision;
   2. (2)State in detail any alleged errors of fact and law;
   3. (3)Enclose any additional information needed to support the request to reconsider; and
   4. (4)State in detail the modification of the final decision sought.
2. (b)The Associate Administrator considers newly submitted information on a showing that the information could not reasonably have been submitted during application processing.
3. (c)The Associate Administrator grants or denies, in whole or in part, the relief requested and informs the requesting person in writing of the decision.