All organizations of the national guard shall be equipped with such arms, equipment and such other supplies as may be furnished to the state under the provisions of the national defense act. The commanding officer of any organization or detachment of the national guard of this state to which such property of the United States has been issued for use in military service shall keep said property in proper repair, in good condition, and is hereby charged with the proper custody and safekeeping thereof.
Idaho Code § 46-301