14 C.F.R. § 431.47 Denial of safety approval.
Title 14 - Aeronautics and Space
The FAA notifies an applicant, in writing, if the FAA has denied safety approval for an RLV mission license application. The notice states the reasons for the FAA's determination. The applicant may respond to the reasons for the determination and request reconsideration.
Title 14: Aeronautics and Space
PART 431—LAUNCH AND REENTRY OF A REUSABLE LAUNCH VEHICLE (RLV)
Subpart C—Safety Review and Approval for Launch and Reentry of a Reusable Launch Vehicle
§ 431.47 Denial of safety approval.