STAT. ]
PUBLIC LAW 93-319-JUNE 22, 1974
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ments of subparagraph (C) of this paragraph. Such regulations shall include requirements that such schedules shall include dates by which any such source must— Contra "(i) enter into contracts (or other obligations enforceable approval.c t s, against such source) which the Administrator has approved as being adequate to provide for obtaining a long-term supply of coal which enables such source to achieve the emission reduction required by subparagraph (C), or "(ii) if coal which enables such source to achieve such emission reduction is not available to such source, enter into contracts (or other obligations enforceable against such source) which the Administrator has approved as being adequate to provide for obtaining (I) a long-term supply of other coal, and ( II) continuous emission reduction systems necessary to permit such source to burn such coal, and to achieve the degree of emission reduction required by subparagraph (C). Regulations under this subparagraph shall provide that contracts or other obligations required to be approved under this subparagraph must be approved before they are entered into (except that a contract or obligation which was entered into before the date of enactment of this section may be approved after such date). Emiss n r " (C) Regulations under subparagraph (B) shall require that the duction,i oreqi source achieve the most stringent degree of emission reduction that m e n t s. such source would have been required to achieve under the applicable implementation plan which was in effect on the date of submittal (under subparagraph (B) of this paragraph) of the means for and schedule of compliance (or if no applicable implementation plan was in effect on such date, under the first applicable implementation plan which takes effect after such date). Such degree of emission reduction shall be achieved as soon as practicable, but not later than December 31, 1978; except that, in the case of a source for which a continuous emission reduction system is required for sulfur-related emissions, reduction of such emissions shall be achieved on a date designated by the Administrator (but not later than January 1, 1979). Such regulations shall also include such interim requirements as the Administrator determines are reasonable and practicable, including requirements described in subparagraphs (A) and (B) of Progress subsection (b)(3) and requirements to file progress reports. " (D) A source which is issued a compliance date extension under report s. this subsection, and which is located in an air quality control region in which a national primary ambient air quality standard for an air pollutant is not being met, may not emit such pollutant in amounts which exceed any emission limitation (and may not violate any other requirement) which applies to such source, under the applicable implementation plan for such polhitant. For purposes of this subparagraph, applicability of any such limitation or requirement to a source shall be determined without regard to this subsection or subsection (b). "(3) A source to which this subsection applies may, upon the expiration of a compliance date extension, receive a one-year postponement of the application of any requirement of an applicable implementation plan under the conditions and in the manner provided 42 USC 1857C-5. in section 110(f).
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