Md. Code, Environment § 12-402
Md. Code, Environment § 12-402
in effect(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.
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://mgaleg.maryland.gov/mgawebsite/Laws/StatuteText?article=gen§ion=12-402&enactments=falseFetched: 10/17/2026