Okla. Stat. tit. 21 § 1168.2
Accredited educational institutions, or officially designated institutions or museums as provided by Section 361 of Title 53 of the Oklahoma Statutes, coming into possession or knowledge of human skeletal remains or associated burial furniture from Oklahoma shall consult if possible with tribal leaders, designated by the Oklahoma Indian Affairs Commission, regarding the final disposition of said remains prior to any activities related to scientific or educational purposes. Where direct historical ties to existing tribal groups cannot be established, consultation regarding final disposition shall take place with the State Historic Preservation Officer, State Archaeologist and the Director of the Oklahoma Museum of Natural History.
Okla. Stat. tit. 21, § 1168.2