of the Clean Air Act (42 USC 7410) for the control of air pollution in Puerto

Rico, as defined in the PR-SIP. Puerto Rico State Implementation Plan Means the plan submitted by the state of Puerto Rico to, and approved by, the United States Environmental Protection Agency in response to Section 110 of the Clean Air Act. Page 37 Reasonable Available Control Technology (RACT) The lowest emission limit that a particular source is capable of meeting by the application of control technology that is reasonably available considering technological and economic feasibility. Reasonable Further Progress (RFP) Annual incremental reductions in the emissions of an air pollutant which are sufficient, in the judgement of the DNER (and the UP EPA Administrator), to provide for the attainment of the applicable NAAQS by the date specified in the SIP of Puerto Rico. Refuse Garbage, rubbish, manufacturing wastes, and sludge resulting from the treatment and purification of wastewater and water. Refuse Derived Fuel (RDF) A combustible material of a low to moderate heating value artificially produced by a resource recovery facility. Regulated air pollutant or Regulated Substance Means the following: (1) Nitrogen oxides or any volatile organic compounds; (2) Any pollutant for which a national ambient air quality standard has been promulgated; (3) Any pollutant that is subject to any standard promulgated under Section 111 of the Act; (4) Any Class I or II substance subject to a standard promulgated under or established by Title VI of the Act; or (5) Any pollutant subject to a standard promulgated under Section 112 or other requirements established under Section 112 of the Act, including Sections 112(g), (j), and (r) of the Act, including the following: (i) Any pollutant subject to requirements under Section 112(j) of the Act. If the Administrator fails to promulgate a standard by the date established Page 38 pursuant to Section 112(e) of the Act, any pollutant for which a subject source would be major shall be considered to be regulated on the date eighteen (18) months after the applicable date established pursuant to