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Texas Air Quality Rules

Links to information on air quality control measures that are part of the State Implementation Plan’s strategy to meet the National Ambient Air Quality Standards.

This listing of air quality improvement measures in Texas includes links to additional information about each measure. The tables also indicate which air quality planning areas are affected by each control measure.

Stationary Sources

Controlling Emissions from Stationary Sources has more detailed information on the stationary-source air quality rules for specific areas and for specific pollutants.

Area Source
Others
Stage I/II Vapor Recovery
X
X
X
X
X
X
X
X
X
X
Water Heaters, Small Boilers, and Process Heaters
X
X
X
X
X
X
X
X
X
X
Minor Combustion Sources
X
X
Statewide Particulate Matter (PM) Controls
X
X
X
X
X
X
X
X
X
X
PM from Materials Handling, Construction, and Roadways
X
X
X
Point Source
Others
Highly Reactive Volatile Organic Compounds (HRVOC)
X
Utility Electric Generation in Ozone Nonattainment Areas
X
X
X
Utility Electric Generation in East and Central Texas
X
X
X
X
X
X
X
Major Combustion Sources
X
X
X
Cement Kilns
X
X
X
X
Adipic Acid Manufacturing
X
X
Nitric Acid Manufacturing
X
X
X
X
X
X
X
X
X
X
Mass Emissions Cap and Trade (MECT)
X
Voluntary Energy Efficiency/Renewable Energy
X
X
X
X
X
X
X
X
X
X

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Mobile Sources

The Controlling On-Road Mobile Source Vehicle Emissions Web page provides more information on the air quality rules and programs to reduce and control emissions from mobile sources in Texas.

Mobile Source
Others
Locally Enforced Vehicle Idling
X
X
Vehicle Inspection and Maintenance (I/M)
X
X
X
X
Texas Emission Reduction Plan (TERP)
X
X
X
X
X
X
X
X
X
Texas Low Emission Diesel (TxLED)
X
X
X
X
X
X
X
X
X
Low Reid Vapor Pressure (RVP) Gasoline
X
X
X
X
X
X
X
Reformulated Gasoline (RFG)
X
X
Voluntary Mobile Emissions Reduction Program (VMEP)
X
X
Transportation Control Measures (TCM)
X
X
Speed Limit Reduction
X
Large Non-Road Spark-Ignition Engine Standards
X
X
X
X
X
X
X
X
X
X
Vehicle Anti-tampering Restrictions
X
X
X
X
X
X
X
X
X
X

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Conformity

Conformity
Others
Transportation Conformity
X
X
X
General Conformity
X
X
X

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Texas Air Quality Rules: Withdrawn or Repealed Rules provides historical information on control strategies that have been withdrawn or repealed.