455B.223  Competent operator required.
  It shall be unlawful for any person, firm, corporation, municipal corporation, or other governmental subdivision or agency, operating a water treatment plant, water distribution system or wastewater treatment plant to operate same unless the competency of the operator to operate such plant or system is duly certified to by the director under the provisions of this part 2 of division III. It shall also be unlawful for any person to perform the duties of an operator, as defined herein, without being duly certified under the provisions of said part.
[C66, 71, §136A.16; C73, 75, 77, 79, 81, §455B.63]
C83, §455B.223