Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program: Q&A Responses and FINAL SIR Release

AA Acquisition Office has posted the FAA's responses to the questions, concerns, and requests submitted regarding the Final SIR on April 13, 2026. Tuesday, March 31, 2026 The FAA Acquisition Office has posted an update to the responses to the questions received following the initial Draft SIR. These

responses are available for review by all interested parties. All other information posted by the FAA Acquisition Office on Monday, March 30, 2026 regarding the Continuous Lower Energy, Emissions and Noise (CLEEN) Phase IV Program: Q&A Res