Louisiana Hazardous Air Pollutants: What you need to know

Governing Law and Regulations

National Emissions Standards for Hazardous Air Pollutants (NESHAP): 40 CFR 61, 40 CFR 63, and Louisiana Administrative Code (LAC) 33:III.5116, LAC 33:III.5122, and LAC 33:III.5311

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Comprehensive toxic air pollutant (TAP) emissions control program: LAC 33:III.5101 to 33:III.5113

Applicability: LAC 33:III.5101 and LAC 33:III.5103

Exemptions: LAC 33:III.5105

Pollutants regulated: LAC 33:III.5112

Control requirements: LAC 33:III.5105 and LAC 33:III.5109

Permitting requirements: LAC 33:III.5111

Notification requirements: LAC 33:III.5113

Reporting requirements: LAC 33:III.5107

Regulatory Agencies

Louisiana Department of Environmental Quality (DEQ) Office of Environmental Services

DEQ Office of Environmental Compliance

DEQ Office of Environmental Assessment

Louisiana Department of Public Safety


See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Louisiana has developed a program to permit and control the discharge of toxic air pollutants (TAPs) that surpasses the federal requirements. The state standards include additional pollutants not on the federal hazardous air pollutants (HAPs) list and ambient air standards for each TAP. The state has also adopted and incorporated by reference the federal National Emissions Standards for Hazardous Air Pollutants (NESHAP) standards, including many of the NESHAPs for source categories, also known as maximum achievable control technology (MACT) standards. Refer to the national section HAZARDOUS AIR POLLUTANTS for more information.

Administration and enforcement. The DEQ administers and ...

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State Requirements

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Louisiana Hazardous Air Pollutants Resources

Hazardous Air Pollutants Products

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