Water Plant Operators
- 223.160 Operators of Water Treatment Plant to Have Certificate of Competency; Limited Certificate of Competency
- 223.170 Certification of Competency; Board of Certification; Members; Compensation
- 223.180 Plants to be Classified According to Skills Required for Operation
- 223.190 Supervisors of Plants to be Certified as to Competency
- 223.200 Rules and Regulations as to Certification of Water Treatment and Water Distribution Plant Operators
- 223.210 Operation of Plant Without Certificate Prohibited
- 223.220 Fees for Examinations and Certificates