{"data":{"id":"us/40-cfr-60.6525","jurisdiction":"us","citation":"40 CFR 60.6525","heading":"What schedule must I follow for the stack testing?","body":"(a) Conduct initial stack tests for sulfur dioxide, nitrogen oxides, and each of the pollutants listed in § 60.6515 by 180 days after your final compliance date.\n(b) Conduct annual stack tests for each of the pollutants listed in § 60.6515 after the initial stack test. Conduct each annual stack test no less than 9 calendar months and no more than 15 calendar months following the previous performance test, except as specified in § 60.6540 of this section. You must complete five performance tests in each 5-year calendar period.","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 WWWW—Emission Guidelines and Compliance Times for Large Municipal Waste Combustors Constructed on or Before January 23, 2024"],"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":"1af19ece0a8278858862d404ca4a5b4d947e5fa1706dc45b64a1994bedd6ce32","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-60.6520","next":"us/40-cfr-60.6530"},"notice":"GroundRules: Original legal text. Not legal advice."}