; or (2) the date that is 18 months after the date on which the Task Force is established under subsection (a). (g) Authority The Administrator shall have the authority to carry out the recommendations of the Task Force detailed in the report required under subsection (d). (h) Rule of construction Nothing in this section may be construed to require the FAA to duplicate any prior, ongoing, or planned efforts related to the improvement of NOTAMs, including any efforts related to implementing any previously enacted requirements. (i) Definitions In this section: (1) FAA The term FAA means the Federal Aviation Administration. (2) NOTAM The term NOTAM means a notice containing information (which is not known sufficiently in advance to publicize by other means) concerning the establishment, condition, or change in any component (including a facility, service, or procedure thereof) or hazard in the National Airspace System, the timely knowledge of which is essential to personnel concerned with flight operations. 3. Additional requirements Not later than September 30, 2024, the Administrator of the Federal Aviation Administration shall make the following improvements: (1) Complete implementation of a Federal NOTAM System (in this section referred to as a FNS ). (2) Implement a back-up system to the FNS. (3) Brief the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Commerce, Science, and Transportation of the Senate on a plan to enhance the capability to deliver information through the FNS that is machine-readable, filterable, and in the format used by the International Civil Aviation Organization (ICAO) to promote further global harmonization among neighboring Air Navigation Service Providers (ANSPs) and provide users of the National Airspace System with one consistent format for domestic and international operations.