DEFINITIONS.

SEC. 225. DEFINITIONS.(a) In General.—Section 40102(a) is amended—(1) by redesignating paragraphs (38) through (42) as paragraphs (43) through (47), respectively;(2) by inserting after paragraph (37) the following:“(42) ‘small hub airport’ means a commercial service airport (as defined in section 47102) that has at least 0.05 percent but less than 0.25 percent of the passenger boardings.”;(3) by redesignating paragraphs (33) through (37) as paragraphs (37) through (41) respectively;(4) by inserting after paragraph (32) the following:“(36) ‘passenger boardings’—“(A) means, unless the context indicates otherwise, revenue passenger boardings in the United States in the prior calendar year on an aircraft in service in air commerce, as the Secretary determines under regulations the Secretary prescribes; and“(B) includes passengers who continue on an aircraft in international flight that stops at an airport in the 48 contiguous States, Alaska, or Hawaii for a nontraffic purpose.”;(5) by redesignating paragraph (32) as paragraph (35);(6) by inserting after paragraph (31) the following:“(34) ‘nonhub airport’ means a commercial service airport (as defined in section 47102) that has less than 0.05 percent of the passenger boardings.”;(7) by redesignating paragraphs (30) and (31) as paragraphs (32) and (33), respectively;(8) by inserting after paragraph (29) the following:“(31) ‘medium hub airport’ means a commercial service airport (as defined in section 47102) that has at least 0.25 percent but less than 1.0 percent of the passenger boardings.”;(9) by redesignating paragraph (29) as paragraph (30); and(10) by inserting after paragraph (28) the following:“(29) ‘large hub airport’ means a commercial service airport (as defined in section 47102) that has at least 1.0 percent of the passenger boardings.”.(b) Conforming Amendments.—117 STAT. 2529(1) Air service termination notice.—Section 41719(d) is amended—(A) by striking paragraph (1); and(B) by redesignating paragraphs (2) through (5) as paragraphs (1) through (4), respectively.(2) Small community air service.—Section 41731(a) is amended by striking paragraphs (3) through (5).(3) Airports not receiving sufficient service.—Section 41743 is amended—(A) in subsection (c)(1) by striking “(as that term is defined in section 41731(a)(5))”; and(B) in subsection (f) by striking “(as defined in section 41731(a)(3))”.(4) Preservation of basic essential air service at single carrier dominated hub airports.—Section 41744(b) is amended by striking “(as defined in section 41731)”.(5) Regional air service incentive program.—Section 41762 is amended—(A) by striking paragraphs (11) and (15); and(B) by redesignating paragraphs (12), (13), (14), and (16) as paragraphs (11), (12), (13), and (14), respectively.