Okla. Stat. tit. 63, § 63-1-206: Functions of health departments

A. A county department of health, a district department of

health, a cooperative department of health, and a city-county

department of health shall, in their respective jurisdictions:

1. Maintain programs for disease prevention and control, health

education, guidance, maternal and child health, including school

health services, health in the working environment, nutrition and

other matters affecting the public health;

2. Provide preventive services to the chronically ill and aged;

3. Maintain vital records and statistics;

4. Assist the State Commissioner of Health in the performance

of official duties, and perform such other acts as may be required

by the Commissioner; and

5. Enter into written agreements with the governing body of any

municipality or county for the performance of services within the

respective jurisdictions and authorities that are necessary and

proper pursuant to the authority granted to municipalities and

counties by the Constitution and the laws of this state.

B. A county department of health, a district department of

health, a cooperative department of health, and a city-county

department of health may maintain programs for mental health and day

care for children.

C. Nothing contained herein relating to pollution shall be in

conflict with the existing jurisdiction of any other state

environmental agency.

D. Except as otherwise provided by law, responsibility for the

licensing and inspection of nursing facilities and specialized

facilities, as defined in the Nursing Home Care Act and for the

enforcement of state health and safety standards applicable to such

facilities, shall be reserved to the State Department of Health and

shall be exercised pursuant to the provisions of the Nursing Home

Care Act.

E. Except as otherwise provided by law, responsibility for the

licensing and inspection of any establishment where food or drink is

offered for sale or sold, in accordance with the provisions of

Section 1-1118 of this title, and for the enforcement of state

health and safety standards applicable to such establishments, shall

be reserved to the State Department of Health.