Reference Source

Maryland · firefighting foam

For Maryland, product category is firefighting foam; effective date is 2024-01-01; restriction type is sale ban; statute / bill is Md. Code, Env. § 6-1603 (MD HB 275 (2022)); pfas definition is intentionally added, recorded from its source on 2026-10-06.

State
Maryland our reading
Product Category
firefighting foam verified
Effective Date
2024-01-01 our reading
Restriction Type
sale ban our reading
Statute / Bill
Md. Code, Env. § 6-1603 (MD HB 275 (2022)) our reading
PFAS Definition
intentionally added verified
Exemptions
use at an airport, port, refinery or chemical plant on or before September 30, 2024; use at a terminal on or before December 31, 2027; and use by a person required to use PFAS-containing Class B foam our reading
Sourcemgaleg.maryland.gov
Verified
Review by
DatasetUS state PFAS product restriction effective dates by category

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

(a) Except as provided in subsections (b) and (c) of this section, on or after January 1, 2024, a person may not use, manufacture, or knowingly sell, offer for sale, or distribute for sale or use Class B fire–fighting foam that contains intentionally added PFAS chemicals in the State.

— mgaleg.maryland.gov, retrieved 2026-10-06

Where each value comes from

The value above is stated away from the sentence quoted with the answer, so the passage that states it is shown here too.

Exemptions

(b) Subject to subsection (c) of this section, a person may use, manufacture, sell, offer for sale, or distribute for sale or use Class B fire–fighting foam that contains intentionally added PFAS chemicals in the State: (1) On or before September 30, 2024, if the fire–fighting foam will be used at an airport, a port, a refinery, or a chemical plant; (2) On or before December 31, 2027, if the fire–fighting foam will be used at a terminal; and (3) On or before any applicable date specified in federal law, if the fire–fighting foam will be used by a person that is required to use Class B fire–fighting foam that contains intentionally added PFAS chemicals.

— all from mgaleg.maryland.gov, retrieved 2026-10-06

Source

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