Okla. Stat. tit. 36, § 36-2101

A. This article shall apply to domestic stock insurers and

domestic mutual insurers only except that it shall not apply to

farmers' mutual fire insurance associations organized under Article

28 of this Code, to any association organized under the supervision

or by authority of any legally incorporated Grange Order of Patrons

of Husbandry, or to the Oklahoma State Union of the Farmer's

Educational and Cooperative Union of America, when such association

is formed for the mutual benefit of the members of such order or

orders exclusively.

Subsection B of Section 2115 and subsection C of Section 2119 of

this article shall apply also to foreign and alien mutual insurers.

B. Any domestic stock or mutual insurer which as of April 1,

1957, had duly filed its articles of incorporation and was lawfully

in process of completing its organization, shall complete its

organization according to such procedures as were provided by laws

in force immediately prior to the effective date of this Code.

Any other domestic stock or mutual insurer in process of

organization on the effective date of this Code shall be governed by

such provisions of this article as the Insurance Commissioner deems

to be practicably applicable, and otherwise according to laws in

force immediately prior to such effective date.

C. Existing domestic stock and mutual insurers are governed by

the applicable provisions of this article.