All arms, clothing, equipment, and other military property furnished or issued by the federal government or the state or for which an allowance has been made, shall be used for military purposes only, and each officer and enlisted person upon being separated from the military forces of the state, or upon demand of the commanding officer, shall forthwith surrender such military property in the officer's or enlisted person's possession to said commanding officer. Any member of the national guard who shall neglect to return to the armory of the unit, or place in charge of the commanding officer of the organization to which the member belongs, any arms, clothing, equipment, or other military property or portion thereof, belonging to the federal government or the state, upon being notified by said commanding officer to do so, shall be guilty of a serious misdemeanor.
Iowa Code § 29A.35