Okla. Stat. tit. 21, § 21-1573: Making false entries in record

Every person who, with intent to defraud, falsely makes, forges

or alters, any entry in any book of records, or any instrument

purporting to be any record or return specified in the last section;

and any abstracter, his officer, agent or employee, who, with intent

to defraud, falsely makes or alters any abstract entry or copy

thereof in any material matter, is guilty of forgery in the second

degree, a Class D1 felony offense.