; (2) in subparagraph (B), by inserting or after the comma at the end; and (3) by inserting after subparagraph (B) the following: (C) necessary for post-flight transportation of United States Government astronauts subject to reimbursable arrangements returning from space for the performance of medical research, monitoring, diagnosis, or treatment, or other official duties, prior to receiving post-flight medical clearance to operate a motor vehicle, . 814. SBIR phase flexibility for the National Aeronautics and Space Administration Section 9(cc) of the Small Business Act ( 15 U.S.C. 638(cc) ) is amended by inserting the National Aeronautics and Space Administration, after through 2022, .