(1) Except when a comparable oath of enlistment is subscribed to under federal law or regulation, every person who enlists or reenlists shall take and subscribe to the following oath of enlistment:
"I hereby acknowledge to have voluntarily enlisted this.... day of.... in the.... of the United States and the state of Montana for a period of.... years under the conditions prescribed by law, unless sooner discharged by proper authority. And I do solemnly swear that I will bear true faith and allegiance to the United States of America and to the state of Montana, and that I will serve them honestly and faithfully against all their enemies, and that I will obey the orders of the president of the United States, the governor of the state of Montana, and the officers appointed over me."
(2) Any officer of the organized militia or any officer of the armed forces of the United States, detailed to duty with any component of the organized militia of this state, may administer the oath of enlistment to enlisted personnel.