Okla. Stat. tit. 59, § 59-1106: Unlawful acts - Necessity for certificate

A. Except as otherwise provided in the Waterworks and

Wastewater Works Operator Certification Act, it shall be unlawful:

1. For any person to employ or appoint or vote for or approve

the employment or appointment of any person as an operator of a

waterworks or wastewater works who does not possess a valid current

certificate issued under the Waterworks and Wastewater Works

Operator Certification Act, which certifies the operator's

competency to operate a waterworks or wastewater works for which the

operator is employed or appointed as operator; or to employ or

appoint a person as an operator of a waterworks or wastewater works

or vote for or approve the employment or appointment of any person

as an operator of a waterworks or wastewater works contrary to the

terms and conditions of the certificate held by such person;

2. For any person to be the operator of a waterworks or

wastewater works for the operation of which the person does not hold

a required certificate, or to be the operator of any waterworks or

wastewater works contrary to any of the terms and conditions of the

operator's certificate; or

3. For any person to violate any rule or order made under the

authority of the Waterworks and Wastewater Works Operator

Certification Act or any certificate issued pursuant thereto.

B. Paragraphs 1 and 2 of subsection A of this section shall

apply to a waterworks or wastewater works employing a superintendent

of the waterworks or wastewater works who has not obtained the

proper level of certification within six (6) months of employment as

superintendent. The Environmental Quality Board may, by rule, limit

the number of times this six-month exemption is available to a

waterworks and wastewater works.

C. The provisions of this section shall not affect the practice

of engineering by a professional engineer.

D. A plumber licensed pursuant to the Plumbing License Law of

1955 shall not be required to hold any waterworks or wastewater

operator certificate in order to make connections to public water

systems or lines or sewer systems or lines.