Okla. Stat. tit. 63, § 6601

Prevention of utilization of nuclear, biological or chemical agents - Proper control and treatment of transmissible diseases - Duty of public health authority. During a state of catastrophic health emergency, the public health authority shall use every available means to prevent the utilization of nuclear, biological, or chemical agents, and to otherwise ensure that all cases of transmissible disease are subject to proper control and treatment.