In the event of a resumption of a national system of selective service, the provisions of § 30-3-40 and § 30-3-40.1 shall be terminated within a period of twelve (12) months of the effective date of this selective service and no further state funds shall be appropriated for educational benefits of Rhode Island national guard members, except for those guard members then in attendance under the terms of § 30-3-40 and § 30-3-40.1.