On and after September 1, 1978, the secretary of administration may organize the officers and employees of the division of architectural services for the purposes of performing the powers, duties and functions of the division of architectural services, in the manner deemed most efficient by the secretary of administration, so long as the same is not in conflict with law. The officers and employees of the division of architectural services shall perform such duties and exercise such powers as are prescribed by law, the secretary of administration or the director of architectural services with the approval of the secretary of administration, and such persons shall act for, and exercise the powers of the division of architectural services to the extent authority to do so is delegated to them by the secretary of administration or by the director of architectural services with the approval of the secretary of administration.