PART 91 — CONTROL OF EMISSIONS FROM MARINE SPARK-IGNITION ENGINES [ 40CFR 91 ]PART91 — CONTROL OF EMISSIONS FROM MARINE SPARK-IGNITION ENGINES[ 40 CFR 91 ]Table of ContentsSubpart A — General§ 91.1 — Applicability.[ Last FR update: 10/08/2008 ]§ 91.2 — Applicable date.§ 91.3 — Definitions.[ Last FR update: 07/13/2005 ]§ 91.4 — Acronyms and abbreviations.§ 91.5 — Table and figure numbering;position.§ 91.6 — Reference materials.§ 91.7 — Treatment of confidentialinformation.Subpart B — Emission Standards andCertification Provisions§ 91.101 — Applicability.[ Last FR update: 10/08/2008 ]§ 91.102 — Definitions.§ 91.103 — Averaging, banking, and tradingof exhaust emission credits.§ 91.104 — Exhaust emission standards foroutboard and personal watercraft engines.§ 91.105 — Useful life period, recall, andwarranty periods.§ 91.106 — Certificate of conformity.§ 91.107 — Application for certification.[ Last FR update: 10/08/2008 ...