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Low Emission Nonroad Diesel Engines and Fuel - Proposed Rule
Related Topics
In April 2003, EPA issued the proposed rule to reduce emissions from nonroad diesel engines by treating engine controls and reduced sulfur fuel as a system to gain the greatest emission reductions. The Agency issued the final rule in May 2004 to adopt this comprehensive national program. The following documents are related to the proposed rule.
- Preamble and Regulations
- Announcement Materials
- Draft Regulatory Impact Analysis
- Technical Support Documents
- Related Links
NOTE: You will need Adobe Acrobat Reader, available as a free download, to view some of the files on this page. See EPA's PDF page to learn more about PDF, and for a link to the free Acrobat Reader.
Preamble and Regulations
- Federal Register Notice (Published May 23, 2003)
Entire document (PDF) (277 pp, 2MB)
or by pages:
Announcement Materials
- Press Release: Bush
Administration Proposes Dramatic Reductions of Pollution from
Nonroad Diesel Engines (April 15, 2003).
- Fact Sheet: Summary of EPA's Proposed
Program for Low Emission Nonroad Diesel Engines and Fuel
(EPA420-F-03-008, April 2003) or PDF
(5 pp, 19K).
- Fact Sheet: Frequently Asked Questions: EPA's Proposed
Program for Low-Emission Nonroad Diesel Engines and Fuel
(5 pp, 97K, EPA420-F-03-009, April 2003)
- Fact Sheet: Public Health and Environmental Benefits of EPA's Proposed Program for Low-Emission Nonroad Diesel Engines and Fuel (6 pp, 100K, EPA420-F-03-010, April 2003)
Draft Regulatory Impact Analysis (EPA420-R-03-008, April 2003)
- Full Text (1,300 pp, 6.7MB, with revised version of Chapter 9)
- Individual Chapters:
- Cover, Table of Contents, and Executive Summary (57K)
- Chapter 1: Industry Characterization (492K)
- Chapter 2: Air Quality, Health, and Welfare Effects (1MB)
- Chapter 3: Emissions Inventory (434K)
- Chapter 4: Technologies and Test Procedures for Low-Emission Engines (1.1MB)
- Chapter 5: Fuel Standard Feasibility (367K)
- Chapter 6: Estimated Engine and Equipment Costs (362K)
- Chapter 7: Estimated Costs of Low-Sulfur Fuels (434K)
- Chapter 8: Estimated Aggregate Cost and Cost Per Ton of Reduced Emissions (145K)
- Chapter 9: Cost-Benefit Analysis (This file was updated May 7, 2003 as shown in the errata sheet included in the linked files.) (1.1MB)
- Chapter 10: Economic Impact Analysis (475K)
- Chapter 11: Small-Business Flexibility Analysis (100K)
- Chapter 12: Regulatory Alternatives (523K)
Technical Support Documents
- Transient duty cycle for variable-speed engines: 56K WK4 or 76K XLS
- Transient duty cycle for constant-speed engines: 53K WK4 or 72K XLS
- Docket index as of May 12, 2003 (PDF):
- Nonroad model used to estimate emission inventories: Draft NONROAD2002b
6.3M ZIP.
For more detailed documentation see Chapter 3 of the Regulatory Impact Analysis (EPA420-R-03-008) above and the technical reports for NONROAD2002a. - Technical Support Document: Procedures for Developing Base Year and Future Year Mass Emission Inventories for the Nonroad Diesel Engine Rulemaking (PDF) (375K, EPA454-R-03-009, April 2003)
Related Links
For further information or assistance regarding this web page, please contact the Assessment and Standards Division Information Line at (734) 214-4636 or E-mail: asdinfo@epa.gov.