PFAS RegulationsState, federal and global register
Verified September 28, 2026

State PFAS law

Louisiana PFAS Laws

Louisiana has restricted the use and discharge of PFAS firefighting foam since January 1, 2022. It has no other PFAS product law.

Verified September 28, 20261 law tracked1 provision

Requirements by product

ProductRequirementEffectiveStatusSource
Firefighting foamUse limitProhibits discharge or use of Class B firefighting foam containing intentionally added PFAS chemicals, except in fire prevention or in response to an emergency firefighting operation.January 1, 2022In forceR.S. 40:1615

The laws

Louisiana

Class B Firefighting Foam PFAS Restriction

Citation
La. Rev. Stat. § 40:1615
Enacted by
HB 389 (2021 Regular Session), Act No. 232
Enacted or adopted
June 11, 2021
Status
In force
Source
https://www.legis.la.gov/Legis/Law.aspx?d=1239350

How it defines PFAS

a class of fluorinated organic chemicals containing at least one fully fluorinated carbon atom, including perfluoroalkyl and polyfluoroalkyl substances, and designed to be fully functional in Class B fire fighting foam formulations

Intentionally added

intentionally added PFAS chemicals

Exemptions

  • Fire prevention activities
  • Emergency firefighting operations

Timeline

  • June 11, 2021 Enacted
    HB 389 signed as Act 232 of 2021. Source
  • January 1, 2022 Took effect
    AFFF use/discharge prohibition takes effect. Source

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