40 CFR Part 1054, Appendix I to Part 1054 - Summary of Previous Emission Standards

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View PDF at GPO Pt. 1054, App. I
Appendix I to Part 1054—Summary of Previous Emission Standards
The following standards apply to nonroad spark-ignition engines produced before the model years specified in § 1054.1:
(a) Handheld engines. Phase 1 and Phase 2 standards apply for handheld engines as specified in 40 CFR 90.103 and summarized in the following tables:
Table 1 to Appendix I—Phase 1 Emission Standards for Handheld Engines (g/kW-hr) a
Engine displacement class HC NOX CO
a Phase 1 standards are based on testing with new engines only.
Class III 295 5.36 805
Class IV 241 5.36 805
Class V 161 5.36 603
Table 2 to Appendix I—Phase 2 Emission Standards for Handheld Engines (g/kW-hr) a
Engine displacement class HC NOX CO
a The standards shown are the fully phased-in standards. See 40 CFR 90.103 for standards that applied during the phase-in period.
Class III 50 805
Class IV 50 805
Class V 72 603
(b) Nonhandheld engines. Phase 1 and Phase 2 standards apply for nonhandheld engines as specified in 40 CFR 90.103 and summarized in the following tables:
Table 3 to Appendix I—Phase 1 Emission Standards for Nonhandheld Engines (g/kW-hr) a
Engine displacement class HC NOX CO
a Phase 1 standards are based on testing with new engines only.
Class I 16.1 519
Class II 13.4 519
Table 4 to Appendix I—Phase 2 Emission Standards for Nonhandheld Engines (g/kW-hr)
Engine displacement class HC NOX NMHC NOX CO
a The Class II standards shown are the fully phased-in standards. See 40 CFR 90.103 for standards that applied during the phase-in period.
Class I-A 50 610
Class I-B 40 37 610
Class I 16.1 14.8 610
Class II a 12.1 11.3 610

Title 40 published on 2014-07-01.

The following are only the Rules published in the Federal Register after the published date of Title 40.

For a complete list of all Rules, Proposed Rules, and Notices view the Rulemaking tab.

  • 2015-02-19; vol. 80 # 33 - Thursday, February 19, 2015
    1. 80 FR 9078 - Amendments Related to: Tier 3 Motor Vehicle Emission and Fuel Standards, Nonroad Engine and Equipment Programs, and MARPOL Annex VI Implementation
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Direct final rule.
      This final rule is effective on May 5, 2015, without further notice, unless EPA receives adverse comment by April 6, 2015. If EPA receives adverse comment on any provisions of the rule, we will publish a timely withdrawal in the Federal Register informing the public that those specific provisions will not take effect. The incorporation by reference of certain publications listed in this regulation is approved by the Director of the Federal Register as of May 5, 2015.
      40 CFR Parts 59, 80, 85, 86, 600, 1037, 1043, 1051, 1054, 1060, 1065, and 1066

Title 40 published on 2014-07-01

The following are ALL rules, proposed rules, and notices (chronologically) published in the Federal Register relating to 40 CFR Part 1054 after this date.

  • 2015-02-19; vol. 80 # 33 - Thursday, February 19, 2015
    1. 80 FR 8826 - Amendments Related to: Tier 3 Motor Vehicle Emission and Fuel Standards, Nonroad Engine and Equipment Programs, and MARPOL Annex VI Implementation
      GPO FDSys XML | Text
      ENVIRONMENTAL PROTECTION AGENCY
      Proposed rule.
      Comments: Written comments must be received by April 6, 2015. Public Hearing: If anyone contacts EPA requesting to speak at a public hearing by February 24, 2015, a public hearing will be held in Ann Arbor, Michigan on March 6, 2015. Inquire about arrangements for a public hearing as described in “ FOR FURTHER INFORMATION CONTACT ”.
      40 CFR Parts 59, 80, 85, 86, 600, 1037, 1043, 1051, 1054, 1060, 1065, and 1066