Okla. Stat. tit. 21, § 21-99: Peace officers

The term "peace officer" means any sheriff, police officer,

federal law enforcement officer, tribal law enforcement officer, or

any other law enforcement officer whose duty it is to enforce and

preserve the public peace.

Every United States Marshal, Marshals Service deputy or other

federal law enforcement officer who is employed full-time as a law

enforcement officer by the federal government or is otherwise acting

under the authority of a Federal Bureau of Indian Affairs Commission

and has been certified by the Council on Law Enforcement Education

and Training, who is authorized by federal law to conduct any

investigation of, and make any arrest for, any offense in violation

of federal law shall have the same authority, and be empowered to

act, as peace officers within the State of Oklahoma in rendering

assistance to any law enforcement officer in an emergency, or at the

request of any officer, and to arrest any person committing any

offense in violation of the laws of this state.

R.L. 1910, § 2826. Amended by Laws 1995, c. 240, § 3, emerg. eff.

May 24, 1995; Laws 1997, c. 43, § 2, emerg. eff. April 7, 1997; Laws

2013, c. 249, § 1, eff. Nov. 1, 2013.