Laws & Regulations

TSCA CBI Training - Violations

Anyone who uses TSCA CBI must obtain clearance to do so every year. Thiscourse will serve as your yearly obligatory CBI training.

Final Area Designations for the 2012 Annual Fine Particle Standard for Tennessee

Additional Final Area Designations for the Annual Fine Particle Standard Established in 2012 for Areas in Tennessee

Proposed Rule for Control of Air Pollution From New Motor Vehicles: Proposed Heavy-Duty Engine and Vehicle Standards and Highway Diesel Fuel Sulfur Control Requirements

Rule summary, CFR citations and additional resources concerning proposed new emission standards that will begin to take effect in 2007 and corresponding diesel fuel requirements that take effect in 2006.

Final Rule for Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine and Vehicle Standards and Highway Diesel Fuel Sulfur Control Requirements

Includes Federal Register notice, Regulatory Impact Analysis, Response to Comments, rule history, fact sheet and technical support document.

EPA Completes Initial Round of Sulfur Dioxide Nonattainment Designations

EPA Completes Initial Round of SO2 Nonattainment Designations - July 2013

Direct Final Rule for Control of Emissions of Air Pollution From Diesel Fuel

Direct Final Rule for Amendments to Regulations for Control of Emissions of Air Pollution From Diesel Fuel

Direct Final Rule for Fuel Economy Regulations for Automobiles: Technical Amendments and Corrections

EPA is taking direct final action amending and correcting portions of the Environmental Protection Agency’s existing fuel economy and emission regulations.

TSCA CBI Training - Violations

Anyone who uses TSCA CBI must obtain clearance to do so every year. Thiscourse will serve as your yearly obligatory CBI training.

Direct Final Rule for Extension of Temporary Exhaust Emission Test Procedure Option for All Terrain Vehicles

Information on rule released to allow ATV manufacturers up to six additional years to use the alternative steady-state test procedure and associated standards.

Chemical Manufacturing Area Sources: National Emission Standards for Hazardous Air Pollutants (NESHAP)

Information related to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Chemical Manufacturing Area Sources (CMAS)

Direct Final Rule for Control of Air Pollution From Aircraft and Aircraft Engines; Emission Standards and Test Procedures

This rule will adopt the current voluntary NOx and CO emissions standards of the United Nations International Civil Aviation Organization (ICAO), bringing the United States aircraft standards into alignment with the international standards.

TMDLs at Work: Nutrioso Creek

Documents detailing the Nutrioso Creek TMDL at work.

Direct Final Rule: Amendments to Emission Requirements Applicable to New Nonroad CI Engines at or Above 37 Kilowatts: Provisions for Replacement CI Engines and the Use of On-Highway CI Engines in Nonroad Vehicles

Amendments adopting the original replacement-engine exemption for nonroad engines and nonroad vehicle manufacturers to use certified highway engines in nonroad vehicles in certain circumstances.

Proposed Rule and Related Materials for Phase 2 Emission Standards for New Nonroad Spark-Ignition Handheld Engines At or Below 19 Kilowatts

Includes link to Federal Register and factsheets.

Laws & Regulations

TSCA CBI Training - Violations

Final Area Designations for the 2012 Annual Fine Particle Standard for Tennessee

Proposed Rule for Control of Air Pollution From New Motor Vehicles: Proposed Heavy-Duty Engine and Vehicle Standards and Highway Diesel Fuel Sulfur Control Requirements

Final Rule for Control of Air Pollution from New Motor Vehicles: Heavy-Duty Engine and Vehicle Standards and Highway Diesel Fuel Sulfur Control Requirements

EPA Completes Initial Round of Sulfur Dioxide Nonattainment Designations

Direct Final Rule for Control of Emissions of Air Pollution From Diesel Fuel

Direct Final Rule for Fuel Economy Regulations for Automobiles: Technical Amendments and Corrections

TSCA CBI Training - Violations

Direct Final Rule for Extension of Temporary Exhaust Emission Test Procedure Option for All Terrain Vehicles

Chemical Manufacturing Area Sources: National Emission Standards for Hazardous Air Pollutants (NESHAP)

Direct Final Rule for Control of Air Pollution From Aircraft and Aircraft Engines; Emission Standards and Test Procedures

TMDLs at Work: Nutrioso Creek

Direct Final Rule: Amendments to Emission Requirements Applicable to New Nonroad CI Engines at or Above 37 Kilowatts: Provisions for Replacement CI Engines and the Use of On-Highway CI Engines in Nonroad Vehicles

Proposed Rule and Related Materials for Phase 2 Emission Standards for New Nonroad Spark-Ignition Handheld Engines At or Below 19 Kilowatts

Direct Final Rule for Amendments to the Phase 2 Requirements for Spark-Ignition Nonroad Engines at or Below 19 Kilowatts

Direct Final Rule for Amendments to Regulations for Heavy-Duty Diesel Engines

Coushatta Tribe of Louisiana - Draft NPDES Permit No. LA0127737

Natural Ocean Well Co. -NPDES Permit No. GM0000008

National Ambient Air Quality Standards (NAAQS) for Lead (Pb)

NPDES Permit for Eastern Band of Cherokee Indians (EBCI) Trout Hatchery