CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 91—CONTROL OF EMISSIONS FROM MARINE SPARK-IGNITION ENGINES > SUBPART K—Exclusion and Exemption of Marine SI Engines (§91.1001 to §91.1013) > 91.1004—Who may request an exemption.

91.1004—Who may request an exemption.

(a) Any person may request a testing exemption under § 91.1005.
(b) Any marine SI engine manufacturer may request a national security exemption under § 91.1008.
(c) For marine SI engine manufacturers, marine SI engines for export purposes are exempt without application, subject to the provisions of § 91.1009.
(d) For eligible manufacturers, as determined by § 91.1006, manufacturer-owned marine SI engines are exempt without application, subject to the provisions of § 91.1006.
(e) For any person, display marine SI engines are exempt without application, subject to the provisions of § 91.1007.