; general aviation airport; nonhub airport; sponsor The terms airport , general aviation airport , nonhub airport , and sponsor have the meanings given those terms in section 47102 of title 49, United States Code. (3) Commercial service airport The term commercial service airport means a public use airport that reported at least 2500 passenger boardings at such airport during fiscal year 2018. 402. Maintaining pre-crisis airport improvement program levels Section 47114(c)(1) of title 49, United States Code, is amended by adding at the end the following: (J) Special rule for fiscal years 2021 through 2023 Notwithstanding subparagraph (A), the Secretary shall apportion to a sponsor of an airport under that subparagraph for each of fiscal years 2021 through 2023 an amount based on the number of passenger boardings at the airport during calendar year 2018 if the number of passenger boardings at the airport during calendar year 2018 are higher than the number of passenger boardings that would be otherwise calculated under subparagraph (A). . 403. National aviation preparedness plan (a) In general The Secretary of Transportation, in coordination with the Secretary of Health and Human Services, the Secretary of Homeland Security and other appropriate stakeholders, shall develop a national aviation preparedness plan for communicable disease outbreaks. (b) Contents of plan A plan developed under subsection (a) shall, at a minimum— (1) require involvement from multiple airports on a national level; (2) provide airports and air carriers with an adaptable and scalable framework with which to align their individual plans; (3) improve coordination among airports, air carriers, Customs and Border Patrol, the Centers for Disease Control and Prevention, and other appropriate Federal stakeholders on developing policies that increase the effectiveness of screening, quarantining, and contact-tracing with respect to inbound passengers