# Environment (GEN)

## Title 12. Waterworks and Waste Systems Operators

### Subtitle 4. Miscellaneous Provisions

#### Section 12-401

(a) The Secretary shall classify all waterworks, wastewater works, and industrial wastewater works in this State.

(b) In determining the classification of a waterworks, wastewater works, or industrial wastewater works, the Secretary shall consider:

  (1) The size or capacity of the facility;

  (2) The type of treatment used;

  (3) The character of the water or wastes treated; and

  (4) Any other physical conditions that affect the facility.

#### Section 12-402

(a) Except as provided in subsection (b) of this section, each waterworks, wastewater works, and industrial wastewater works shall be under the supervision of a superintendent who is certified in the appropriate classification.

(b) A waterworks, a wastewater works, and an industrial wastewater works may have a certified operator serve in responsible charge instead of a certified superintendent if approved by the Department and if the facility:

  (1) Serves fewer than 500 persons;

  (2) Has minimal treatment requirements as determined by the Department; and

  (3) Employs no more than two operators.

(c) The Department shall enforce this section.

#### Section 12-403

The Secretary shall adopt rules and regulations to carry out the provisions of this title.

#### Section 12-404

(a) The Department shall provide the necessary training throughout this State to carry out the provisions of this title.

(b) The Department shall request budget support for the federal and State approved training center in this State.

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