; (ii) is manned by one or two crewmembers; and (iii) executes single-role or multi-role missions, including air-to-air combat, air-to-ground attack, air interdiction, suppression or destruction of enemy air defenses, close air support, strike control and reconnaissance, combat search and rescue support, or airborne forward air control. (B) The term primary mission aircraft inventory means aircraft assigned to meet the primary aircraft authorization to a unit for the performance of its wartime mission. . (b) Limitation on retirement of Air Force fighter aircraft (1) Limitation Except as provided under subsection (d), the Secretary of the Air Force may not proceed with a decision to retire fighter aircraft in any number that would reduce the total number of such aircraft in the Air Force total active inventory (TAI) below 1,970, and shall maintain a minimum of 1,145 fighter aircraft designated as primary mission aircraft inventory (PMAI). (2) Additional limitations on retirement of fighter aircraft Except as provided under subsection (d), the Secretary of the Air Force may not retire fighter aircraft from the total active inventory as of the date of the enactment of this Act until the later of the following: (A) The date that is 30 days after the date on which the Secretary submits the report required under paragraph (3). (B) The date that is 30 days after the date on which the Secretary certifies to the congressional defense committees that— (i) the retirement of such fighter aircraft will not increase the operational risk of meeting the National Defense Strategy