; or (B) by the test ranges designated under section 44803 of title 49, United States Code; (2) the safe, secure, or efficient operation of the national airspace system or maintenance of public safety; (3) the safe integration of advanced aviation technologies into the national airspace system, including activities carried out by the Center of Excellence for Unmanned Aircraft Systems of the FAA; (4) in coordination with other relevant Federal agencies, determining security threats of unmanned aircraft systems; and (5) intelligence, electronic warfare, and information warfare operations. (c) Waivers (1) Public interest determination The Administrator may waive any prohibitions under subsection (a) on a case-by-case basis if the Administrator determines that activities described in subsection (a) are in the public interest. (2) Notification If the Administrator provides a waiver under paragraph (1), the Administrator shall notify the covered committees of Congress in writing not later than 15 days after exercising such waiver. B Unmanned Aircraft Systems and Advanced Air Mobility 1041. Definitions In this subtitle: (1) Advanced air mobility The term advanced air mobility means a transportation system that is comprised of urban air mobility and regional air mobility using manned or unmanned aircraft. (2) Interagency working group The term interagency working group means the advanced air mobility and unmanned aircraft systems interagency working group of the National Science and Technology Council established under section 1042. (3) Labor organization The term labor organization has the meaning given the term in section 2(5) of the National Labor Relations Act ( 29 U.S.C. 152(5) ), except that such term shall also include— (A) any organization composed of labor organizations, such as a labor union federation or a State or municipal labor body