{"data":{"id":"us/40-cfr-74.2","jurisdiction":"us","citation":"40 CFR 74.2","heading":"Applicability.","body":"Combustion or process sources that are not affected units under § 72.6 of this chapter and that are operating and are located in the 48 contiguous States or the District of Columbia may submit an opt-in permit application to become opt-in sources upon issuance of an opt-in permit. Units for which an exemption under § 72.7 or § 72.8 of this chapter is in effect and combustion or process sources that are not operating are not eligible to submit an opt-in permit application to become opt-in sources.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 74—SULFUR DIOXIDE OPT-INS","Subpart A—Background and Summary"],"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":"fd73ffc8231b3a56114e47ac24f7e4eb81abb9e32e1d8c320dd1eba18fcdefa6","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-74.1","next":"us/40-cfr-74.3"},"notice":"GroundRules: Original legal text. Not legal advice."}