Okla. Stat. tit. 21, § 21-1160: Persons entitled to custody of body

The person charged by law with the duty of burying the body of a

deceased person is entitled to the custody of such body for the

purpose of burying it, except that in the cases in which an inquest

is required by law to be held upon a dead body, the officer holding

the inquest is entitled to its custody until such inquest has been

completed.