PART 92 — CONTROL OF AIR POLLUTION FROM LOCOMOTIVES AND LOCOMOTIVEENGINES [ 40 CFR 92 ]PART92 — CONTROL OF AIR POLLUTION FROM LOCOMOTIVES ANDLOCOMOTIVE ENGINES [ 40 CFR 92 ]Table of ContentsSubpart A — General Provisions for EmissionRegulations for Locomotives and Locomotive Engines§ 92.1 — Applicability.[ Last FR update: 06/30/2008 ]§ 92.2 — Definitions.[ Last FR update: 06/30/2008 ]§ 92.3 — Abbreviations.§ 92.4 — Treatment of confidentialinformation.§ 92.5 — Reference materials.[ Last FR update: 01/18/2012 ]§ 92.6 — Regulatory structure.§ 92.7 — General standards.§ 92.8 — Emission standards.[ Last FR update: 07/13/2005 ]§ 92.9 — Compliance with emissionstandards.[ Last FR update:10/08/2008 ]§ 92.10 — Warranty period.§ 92.11 — Compliance with emissionstandards in extraordinary circumstances.§ 92.12 — Interim provisions.[ Last FR update: 06/30/2008 ]Subpart B — Test Procedures§ 92.101 — Applicability.§ 92.102 — Defin...