At the time of their enlistment, all enlisted members of the National Guard shall take and subscribe to the oath and contract prescribed by federal law and regulations before a National Guard officer or warrant officer who has taken and subscribed to the oath for officers prescribed in section 701 of this title; provided that the oath shall contain obligations of allegiance to the State and to the United States. In the absence of applicable federal law or regulations, the oath and contract shall be as prescribed by the Commander-in-Chief. (Amended 2017, No. 113 (Adj. Sess.), § 122.)