Okla. Const. art. II, § 12
No member of Congress from this State, or person holding any office of trust or profit under the laws of any other State, or of the United States, shall hold any office of trust or profit under the laws of this State; provided, neither the provisions of this section nor any other provision of this Constitution or state law shall be construed to prohibit the following officeholders from holding at the same time any other office of trust or profit:
5. Officers and enlisted members of the Oklahoma State Guard and any other active militia or military force organized under state law.
The Legislature shall have the power to enact laws to further implement the provisions of this section.
Amended by Laws, 2014, SJR 33, Section 1, State Question 769, Legislative Referendum 364, adopted at election held November 4, 2014 (superseded document available).