Md. Code, Environment § 9-329.1
Md. Code, Environment § 9-329.1
in effect§9–329.1.
(a) This section does not apply to:
(1) A publicly or privately owned sewage treatment plant; or
(2) The discharge of any chlorine or chlorine products that are present due to their occurrence as a natural constituent of saline water.
(b) A person who has a discharge permit may not discharge chlorine or chlorine products into the Chesapeake Bay or its tributaries during April and May of any year at a level that is greater than the chlorine discharge level that is applicable to a publicly or privately owned sewage treatment plant under § 9-329 of this subtitle.
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://mgaleg.maryland.gov/mgawebsite/Laws/StatuteText?article=gen§ion=9-329.1&enactments=falseFetched: 10/17/2026