CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER U—AIR POLLUTION CONTROLS (Parts 1027–1074) > PART 1045—CONTROL OF EMISSIONS FROM SPARK-IGNITION PROPULSION MARINE ENGINES AND VESSELS > SUBPART B—Emission Standards and Related Requirements (§1045.101 to §1045.145) > 1045.101—What exhaust emission standards and requirements must my engines meet?

1045.101—What exhaust emission standards and requirements must my engines meet?

(a) You must show that your engines meet the following requirements:
(1) Outboard and personal watercraft engines must meet the exhaust emission standards specified in § 1045.103.
(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).
(3) Sterndrive/inboard engines must meet the engine-diagnostic requirements in § 1045.110.
(4) All engines must meet the requirements in § 1045.115.
(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.