Okla. Stat. tit. 47, § 47-1-103: Authorized emergency vehicles - Equipment

A. When equipped as prescribed in subsection B of this section:

1. Vehicles of fire departments;

2. Ambulances or vehicles specified pursuant to subsection B of

Section 1-2512 of Title 63 of the Oklahoma Statutes of licensed

ambulance service providers;

3. State vehicles of law enforcement agencies;

4. County vehicles of sheriffs and full-time commissioned

deputies and vehicles designated by the sheriff for support of the

sheriff’s office including privately owned vehicles driven by the

sheriff and full-time, part-time and reserve commissioned deputies;

provided the audible sirens and flashing red lights equipped on such

privately owned vehicles are used only in a law enforcement capacity

and in the course of duty;

5. Municipal vehicles of police departments;

6. Vehicles owned and operated by the United States Marshals

Service or the Federal Bureau of Investigation;

7. Vehicles of Oklahoma National Guard units designated by the

Adjutant General for support to civil authorities; or

8. Vehicles owned and operated by any local organization for

emergency management as defined by Section 683.3 of Title 63 of the

Oklahoma Statutes,

are authorized emergency vehicles.

B. All vehicles prescribed in subsection A of this section

shall be equipped with sirens capable of giving audible signals as

required by the provisions of Section 12-218 of this title and

flashing red lights as authorized by the provisions of Section 12-

218 of this title.