Okla. Stat. tit. 15, § 15-821: Unenforceable contract provisions

A. This act shall not apply to any contract relating to a

single-, two-, three-, or four-family dwelling.

B. The following are against this state’s public policy and are

void and unenforceable:

1. A provision, covenant, clause or understanding in,

collateral to or affecting a construction contract that makes the

contract subject to the laws of another state or that requires any

litigation, arbitration or other dispute resolution proceeding

arising from the contract to be conducted in another state; and

2. A provision, covenant, clause or understanding in,

collateral to or affecting a construction contract that disallows or

alters the rights of any contractor or subcontractor to receive and

enforce any and all rights under this act.