Okla. Stat. tit. 18, § 381.30
At an annual meeting or at any special meeting of the members any number of members present in person or by proxy eligible to be voted constitutes a quorum. At an annual meeting or at any special meeting of a stock association, stockholders of a majority of the stock held shall be present in person or by proxy eligible to be voted to constitute a quorum. A majority of all votes cast at any meeting of members shall determine any questions unless this act specifically provides otherwise.
Laws 1970, HB 1543, c. 101, § 30, emerg. eff. June 1, 1970; Amended by Laws 1978, SB 385, c. 168, § 8, eff. July 1, 1979.