Definitions

(a) TheThis Subchapter uses applicable definitions in 40 CFR 60.75160.41f, except as provided in (b) of this Sectionare hereby incorporated by reference as they exist on July 1, 2002. (b) The following words and terms when used in this Subchapter, shall have the following meaning, unless the context clearly indicates otherwise: (1) "Existing municipal solid waste landfill" or "existing MSW landfill" means a municipal solid waste landfill that commenced construction, modification, or reconstruction on or before May 30, 1991July 17, 2014 and accepted waste aftersince November 8, 1987. (2) "Legacy controlled landfill" means any MSW landfill subject to this Subchapter that submitted a gas collection and control system (GCCS) design plan prior to May 21, 2021 in compliance with 40 CFR Part 60, Subpart WWW, or Oklahoma's State Plan implementing 40 CFR Part 60, Subpart Cc, depending on which regulation was applicable to the landfill. This definition applies to those landfills that completed construction and began operations of the GCCS and those that are within the 30 month timeline for installation and start-up of a GCCS according to 40 CFR Part 60, Subpart WWW or Oklahoma's State Plan implementing 40 CFR Part 60, Subpart Cc. (23) "State Plan" means a program that the State is responsible for developing and implementing to achieve compliance with the emission guidelines in Subpart Cc or Cf of 40 CFR Part 60. Oklahoma's State Plan implementing 40 CFR Part 60, Subpart Cc, will be superseded by the State Plan implementing 40 CFR Part 60, Subpart Cf, upon EPA approval of said plan.