10 GCA § 52108
Certification Requirements
View official PDF ↗All potable water supply systems and waste water facilities whether publicly or privately owned, used or intended for use by the public or private persons, must at all times be under the direct supervision of an operator whose competency is certified to by the Administrator in a classification corresponding to the classification of the system or facilities to be supervised.
Reconstructed from the Guam Code Annotated. For the authoritative version, see the official PDF.