; (B) shall have sole discretion concerning the use of an exemption made available under paragraph (1), including the initial or any subsequent within or beyond perimeter destinations to be served; and (C) shall file a notice of intent with the Secretary and subsequent notices of intent, when appropriate, to inform the Secretary of any change in circumstances concerning the use of any exemption made available under paragraph (1). (3) Notices of intent Notices of intent under paragraph (2)(C) shall specify the within or beyond perimeter destinations to be served. (4) Conditions Flight operations carried out by an air carrier using an exemption granted under this subsection shall be subject to the following conditions: (A) An air carrier granted an exemption under this subsection is prohibited from transferring the rights to its slot exemptions pursuant to section 41714(j). (B) The exemptions granted under subsection (2)— (i) may not be for operations between the hours of 10:00 p.m. and 7:00 a.m.; and (ii) may not increase the number of operations at Ronald Reagan Washington National Airport in any 1-hour period during the hours between 7:00 a.m. and 9:59 p.m. by more than 8 operations. . (b) Conforming amendments Section 41718 of title 49, United States Code, is amended— (1) in subsection (c)(2)— (A) in subparagraph (A)— (i) in clause (i), by inserting or (i)(2) after (g)(2) ; and (ii) in clause (ii), by striking and (g) and inserting (g), and (i) ; and (B) in subparagraph (B), by inserting or (i)(2) after (g)(3) ; and (2) in subsection (h)(1), by inserting or (i) after subsection (g) .