Amendments

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.

December 28, 2006 Direct Final Rule and Concurrent Notice of Proposed Rule: Tier 2 Vehicle Emission Standards and Gasoline Sulfur Requirements: Partial Exemption for U.S. Pacific Island Territories

Fact Sheet: Direct Final Rule for Amendment to Tier 2 Vehicle Emission Standards and Gasoline Sulfur Requirements: Partial Exemption for U.S. Pacific Island Territories (also available as a PDF file, 3 pp, 88K, EPA420-F-06-071, December 2006)
Direct Final Rule (also available as PDF file, 9 pp, 177K)
Notice of Proposed Rulemaking (also available as PDF file, (5 pp, 126K)

September 20, 2006 Final Rule: Second Amendment to the Tier 2/Gasoline Sulfur Regulations

Final Rule (also available as PDF file, 5 pp, 74K)

March 30, 2006 Direct Final Rule and Concurrent Notice of Proposed Rule: Voluntary interim alternative compliance options for Tier 2 vehicles

Fact Sheet: Light-Duty Diesel Tier 2 Amendments (also available as a PDF file, 3 pp, 663K, EPA420-F-06-027, March 2006)
Direct Final Rule (also available as PDF file, 8 pp, 90K)
Notice of Proposed Rulemaking (also available as PDF file, 4 pp, 66K)

November 8, 2005 Direct Final Rule and Concurrent Notice of Proposed Rule: Revisions to Motor Vehicle Diesel Fuel Sulfur Transition Provisions, and Technical Amendments to the Highway Diesel, Nonroad Diesel, and Tier 2 Gasoline Programs

October 7, 2003 Amendments related to test methods for determining the sulfur content of gasoline and butane.

Direct Final Rule
Notice of Proposed Rulemaking
Fact Sheet (PDF) (2 pp, 89K, EPA420-F-03-024, October 2003)

December 6, 2002 Amendments to the Tier 2 Motor Vehicle Emission Regulations

Direct Final Rule
Concurrent Notice of Proposed Rulemaking

August 26, 2002 Second Amendment to the Tier 2/Gasoline Sulfur Regulations

Partial Withdrawal of Direct Final Rule: Control of Air Pollution From New Motor Vehicles; Second Amendment to the Tier 2/Gasoline Sulfur Regulations (also available as PDF file, 2 pp, 42K)

June 12, 2002 Second Amendment to the Tier 2/Gasoline Sulfur Regulations

Direct Final Rule (PDF) (17 pp, 188K)
Notice of Proposed Rulemaking (PDF) (5 pp, 53K)

June 3, 2002 Amendment to the Tier 2/Gasoline Sulfur Regulations

Final Rule (PDF) (4 pp, 95K)

April 13, 2001 Amendment to the Tier 2/Gasoline Sulfur Regulations

Direct Final Rule (also available as a PDF file, 17 pp, 190K)
Concurrent Notice of Proposed Rulemaking (also available as a PDF file, 11 pp, 100K)

For further information or assistance regarding this Web page, please contact the ASD Information Line at (734) 214-4636 or email: asdinfo@epa.gov.

This page is maintained by EPA's Office of Transportation and Air Quality (OTAQ).
For more: About Us | Get E-mail Updates | Browse the A to Z Subject Index.

Amendments

Local Navigation