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Electronic Code of Federal Regulations
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e-CFR data is current as of December 6, 2019
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Title 40: Protection of Environment
PART 51—REQUIREMENTS FOR PREPARATION, ADOPTION, AND SUBMITTAL OF IMPLEMENTATION PLANS
Subpart N—Compliance Schedules
§51.261 Final compliance schedules.(a) Unless EPA grants an extension under subpart R, compliance schedules designed to provide for attainment of a primary standard must— (1) Provide for compliance with the applicable plan requirements as soon as practicable; or (2) Provide for compliance no later than the date specified for attainment of the primary standard under; (b) Unless EPA grants an extension under subpart R, compliance schedules designed to provide for attainment of a secondary standard must— (1) Provide for compliance with the applicable plan requirements in a reasonable time; or (2) Provide for compliance no later than the date specified for the attainment of the secondary standard under §51.110(c).
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