{"data":{"id":"us/40-cfr-60.1590","jurisdiction":"us","citation":"40 CFR 60.1590","heading":"When must I complete each increment of progress?","body":"Table 1 of this subpart specifies compliance dates for each of the increments of progress for Class I and II units. (See § 60.1940 for definitions of classes.)","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 60—STANDARDS OF PERFORMANCE FOR NEW STATIONARY SOURCES","Subpart BBBB—Emission Guidelines and Compliance Times for Small Municipal Waste Combustion Units Constructed on or Before August 30, 1999"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"e77cb040718dc7665037f1ab6fb92f81f1158110cdaa84f074c108817866421d","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-60.1585","next":"us/40-cfr-60.1595"},"notice":"GroundRules: Original legal text. Not legal advice."}