Okla. Stat. tit. 63, § 63-1-310: Forms of records

(a) In order to promote and maintain uniformity in the system of

vital statistics, the forms of certificates, reports and other

returns required by this article, or by regulations adopted

hereunder, shall include as a minimum the items recommended by the

federal agency responsible for national vital statistics, subject to

approval of and modification by the State Commissioner of Health.

(b) Each certificate, report and form required to be filed under

this article shall have entered upon its face the date of

registration duly attested.