# Environment (GEN)

## Title 9. Water, Ice, and Sanitary Facilities

### Subtitle 3. Water Pollution Control

#### Section 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 Sec. 9-329 of this subtitle.

---

Md. Code Ann., Envir. (as displayed at mgaleg.maryland.gov, October 16, 2026)