# Environment (GEN)

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

### Subtitle 11A. On-site Wastewater Services

#### Section 9-11A-01

(a) In this subtitle the following words have the meanings indicated.

(b) "Board" means the State Board of On-Site Wastewater Professionals.

(c) "License" means any category of professional license issued by the Board to an individual to provide on-site wastewater services in the State.

(d)

  (1) "On-site wastewater services" means any activity associated with the design, installation, operation and maintenance, pumping, repair, or property transfer inspection of an on-site wastewater system.

  (2) "On-site wastewater services" does not include any type of on-site wastewater system inspection other than a property transfer inspection.

(e)

  (1) "On-site wastewater system" means:

    (i) A wastewater system designed to treat and dispose of effluent on:

      (1) The same property that produces the wastewater; or

      (2) An easement; or

    (ii) A holding tank.

  (2) Except as provided in paragraph (3) of this subsection, "on-site wastewater system" includes a septic or any other on-site sewage disposal system.

  (3) "On-site wastewater system" does not include a wastewater treatment system that:

    (i) Requires a discharge permit from the Department; or

    (ii) Treats 5,000 or more gallons per day.

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