The director shall exercise the powers of the division and is responsible for the execution of its duties. The director, when appointed or while in office, may not be directly or indirectly concerned in the acquisition of any interest in land owned by the State or any of its political subdivisions except in an official capacity. In exercising powers and duties, the director shall: [1997, c. 678, §13 (NEW); 2011, c. 657, Pt. W, §7 (REV).]