{"data":{"id":"us/40-cfr-1036.543","jurisdiction":"us","citation":"40 CFR 1036.543","heading":"Carbon balance error verification.","body":"The optional carbon balance error verification in 40 CFR 1065.543 compares independent assessments of the flow of carbon through the system (engine plus aftertreatment). This procedure applies for each individual interval in §§ 1036.535(b), (c), and (d), 1036.540, and 1036.545.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER U—AIR POLLUTION CONTROLS","PART 1036—CONTROL OF EMISSIONS FROM NEW AND IN-USE HEAVY-DUTY HIGHWAY ENGINES","Subpart F—Test Procedures"],"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":"49b1a21c591d7efe8318de68629b3c4fd9e5f311ae56bf8228a187f74e15e1a8","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-1036.540","next":"us/40-cfr-1036.545"},"notice":"GroundRules: Original legal text. Not legal advice."}