North Dakota State Investment Board (NDSIB) is a public pension fund based in Bismarck, North Dakota. The board administers the investment programs of several funds including the Public Employees Retirement System (PERS), The Teachers' Fund for Retirement (TFFR) and the Workforce Safety & Insurance Fund. NDSIB also maintains contractual relationships for investment management with certain political subdivisions. The investment board has two investment pools, the pension pool, and the insurance pool. The plan is managed by the board members.