{"data":{"id":"us/40-cfr-1045.101","jurisdiction":"us","citation":"40 CFR 1045.101","heading":"What exhaust emission standards and requirements must my engines meet?","body":"(a) You must show that your engines meet the following requirements:\n(1) Outboard and personal watercraft engines must meet the exhaust emission standards specified in § 1045.103.\n(2) Sterndrive/inboard engines must meet the exhaust emission standards specified in § 1045.105. You may optionally meet these standards earlier than we require, as specified in § 1045.145(b).\n(3) Sterndrive/inboard engines must meet the engine-diagnostic requirements in § 1045.110.\n(4) All engines must meet the requirements in § 1045.115.\n(b) It is important that you read § 1045.145 to determine if there are other interim requirements or interim compliance provisions that apply for a limited time.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER U—AIR POLLUTION CONTROLS","PART 1045—CONTROL OF EMISSIONS FROM SPARK-IGNITION PROPULSION MARINE ENGINES AND VESSELS","Subpart B—Emission Standards and Related Requirements"],"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":"0cd5b0d4ff2eb53b6f0fe850db59e9f6940b9bf0f0ee26fd2f1d4c8b894cf6e4","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-1045.30","next":"us/40-cfr-1045.103"},"notice":"GroundRules: Original legal text. Not legal advice."}