Indiana Code Title 10. Public Safety § 10-16-6-7

Sec. 7. A commissioned officer of the Indiana national guard, before entering upon the duties of the officer's office, shall take and subscribe to the following oath, or other oath as may be required by national guard regulations:

“I, _______, do solemnly swear that I will support and defend the Constitution of the United States and the Constitution of the State of Indiana against all enemies, foreign and domestic;  that I will bear true faith and allegiance to the same;  that I will obey the orders of the President of the United States and the governor of the state of Indiana, that I make this obligation freely, without any mental reservation or purpose of evasion, and that I will well and faithfully discharge the duties of the office of _______, in the national guard of the state of Indiana upon which I am about to enter, so help me God.”.