Utilization facility
Utilization facility means: (1) Any nuclear reactor, other than one that is a production facility and (2) Any of the following major components of a nuclear reactor: (i) Reactor pressure vessel (designed to contain the core of a nuclear reactor); (ii) Reactor primary coolant pump or circulator; (iii) On-line reactor fuel charging and discharging machine; and (iv) Complete reactor control rod system. (3) A utilization facility does not include the steam turbine generator portion of a nuclear power plant.