; or (iii) research and development tasks, which require the unique capabilities of the aircraft conducting the flight. (c) Rules of construction (1) Space support vehicles Section 44711(a)(1) shall not apply to a person conducting a space support vehicle flight under this section only to the extent that a term of the experimental certificate under which the person is operating the space support vehicle prohibits the carriage of persons or property for compensation or hire. (2) Authority of Administrator Nothing in this section shall be construed to limit the authority of the Administrator of the Federal Aviation Administration to exempt a person from a regulatory prohibition on the carriage of persons or property for compensation or hire subject to terms and conditions other than those described in this section . (2) Technical amendment The table of contents of 447 of title 49, United States Code, as amended by this Act, is further amended by adding at the end the following: Sec. 44737. Special rule for certain aircraft operations. . (3) Rule of construction relating to role of NASA Nothing in this subsection shall be construed as limiting the ability of National Aeronautics and Space Administration (NASA) to place conditions on or otherwise qualify the operations of NASA contractors providing NASA services. 582. Portability of repairman certificates (a) In general The Administrator shall assign to the Aviation Rulemaking Advisory Committee the task of making recommendations with respect to the regulatory and policy changes, as appropriate, to allow a repairman certificate issued under section 65.101 of title 14, Code of Federal Regulations, to be portable from one employing certificate holder to another. (b) Action based on recommendations Not later than 1 year after receiving recommendations under subsection (a), the Administrator may take such action as the Administrator considers appropriate with respect to those recommendations. 583. Undeclared hazardous materials public awareness campaign (a) In general