Okla. Stat. tit. 85A, § 85A-8: Agreement to waive compensation

A. No agreement by an employee to waive his or her right to

compensation shall be valid. No contract, regulation, or device

shall operate to relieve the employer or carrier, in whole or in

part, from any liability created by this act, except as specifically

provided in this act.

B. Any officer of a corporation, sole proprietor, partner of a

partnership, member of a limited liability company, member of a

professional association, or self-employed employer who is not a

subcontractor and who owns and operates his or her own business may,

by agreement or contract, exclude himself or herself from coverage

or waive his or her right to coverage or compensation under this

act.