community means a population of people who are members of— (A) a Federally recognized Indian Tribe, (B) a State-recognized Indian Tribe, (C) an Alaska Native community or organization, (D) a Native Hawaiian community or organization, or (E) any other Indigenous community located in a State. (4) Low-income community For purposes of paragraph (1), the term low-income community means any census block group in which 30 percent or more of the population are individuals with an annual household income equal to, or less than, the greater of— (A) an amount equal to 80 percent of the median income of the area in which the household is located, as reported by the Department of Housing and Urban Development, and (B) 200 percent of the Federal poverty line. (5) Population For purposes of paragraphs (2), (3), and (4), the term population means a census block group or series of geographically contiguous blocks representing certain common characteristics, such as race, ethnicity, national origin, income-level, health disparities, or other public health and socioeconomic attributes. . (b) Conforming amendments to Airport and Airway Trust Fund Section 9502(b)(1) of the Internal Revenue Code of 1986 is amended— (1) in subparagraph (A), by inserting to the extent attributable to the rates specified in subparagraphs (A) and (B)(i) of section 4041(c)(3), after (relating to aviation fuels), , and (2) in subparagraph (D), by striking rate specified in and inserting rates specified in clauses (i) and (ii)(I) of . (c) Clerical amendment The table of sections for subchapter A of chapter 98 of the Internal Revenue Code of 1986 is amended by adding at the end the following new item: Sec. 9512. Funding to Support Clean Communities Trust Fund. . (d) Effective date The amendments made by this section shall take effect on January 1, 2024.