Okla. Stat. tit. 10, § 10-7700-304: Execution of acknowledgment and denial – Effective

date – Execution by minors.

A. An acknowledgment of paternity and a denial of paternity may

be executed separately or simultaneously. If the acknowledgment and

denial are both necessary, neither is valid until both are executed.

B. An acknowledgment of paternity or a denial of paternity may

be signed before the birth of the child.

C. Subject to subsection A of this section, an acknowledgment

of paternity or denial of paternity takes effect on the birth of the

child or the execution of the document, whichever occurs later.

D. An acknowledgment of paternity or denial of paternity signed

by a minor is valid if it is otherwise in compliance with the

Uniform Parentage Act.