Mo. Const. art. IV, § 9. Governor's messages and recommendations to assembly — call of extra sessions

The governor shall, at the commencement of each session of the general assembly, at the close of his term of office, and at such other times as he may deem necessary, give to the general assembly information as to the state of the government, and shall recommend to its consideration such measures as he shall deem necessary and expedient. On extraordinary occasions he may convene the general assembly by proclamation, wherein he shall state specifically each matter on which action is deemed necessary. [Effective - 27 Feb 1945 , see footnote]