{"data":{"id":"us/40-cfr-1090.1835","jurisdiction":"us","citation":"40 CFR 1090.1835","heading":"Alternative procedures for certified pentane blenders.","body":"(a) An auditor must perform the procedures specified in this section instead of or in addition to the applicable procedures in § 1090.1810 for a certified pentane blender that blends certified pentane into PCG under § 1090.1320(b).\n(b) An auditor must apply the procedures in § 1090.1830 by substituting “pentane” for “butane” in all cases.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER U—AIR POLLUTION CONTROLS","PART 1090—REGULATION OF FUELS, FUEL ADDITIVES, AND REGULATED BLENDSTOCKS","Subpart S—Attestation Engagements"],"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":"28b6c5b2bcca148c7400e6846d9eb77e16532318d6093daa820deaca94bfcafb","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-1090.1830","next":"us/40-cfr-1090.1840"},"notice":"GroundRules: Original legal text. Not legal advice."}