Modifies provisions relating to the rights of persons ordered to perform military duty

HB 3404 reorganizes Missouri’s legal framework for military justice by replacing 50 existing sections with new definitions and procedures governing state military personnel. It specifically affects Missouri National Guard members (not in federal service) by clarifying terms like "active state duty," "commanding officer," and "military court," and establishing protocols for court-martial trials when members face charges. Key provisions include requiring governors to convene courts-martial for dismissed officers within six months and defining how dismissals or administrative discharges impact future service eligibility. The bill streamlines existing military justice processes without creating new rights or benefits, focusing solely on procedural clarity for state military forces.