Upon the filing of a petition for withdrawal from the civil jurisdiction of the state, the executive director of the North Dakota Indian affairs commission after substantiating that the provisions of section 27-19-11 have been complied with shall certify such withdrawal to the governor. Upon such certification, the governor shall, within ten days, issue a proclamation proclaiming that thirty days from the date of the issuance of such proclamation the civil jurisdiction of the state is terminated except as to those claims for relief which arose prior to the effective date of such termination or to those contractual obligations which were incurred prior to the effective date of such termination of state civil jurisdiction.