Okla. Stat. tit. 10, § 10-7700-305: Effect of acknowledgment or denial

A. Except as otherwise provided in Sections 15 and 16 of this

act, a valid acknowledgment of paternity signed by both parents is

equivalent to an adjudication of paternity of a child and confers

upon the acknowledged father all of the rights and duties of a

parent.

B. Except as otherwise provided in Sections 15 and 16 of this

act, a valid denial of paternity by a presumed father when executed

in conjunction with a valid acknowledgment of paternity is

equivalent to an adjudication of the nonpaternity of the presumed

father and discharges the presumed father from all rights and duties

of a parent.