312 IAC 29-2-56 "Flow line" defined

Sec. 56. "Flow line" means a pipe used for transporting crude oil, coal bed methane, natural gas, petroleum products, produced water, or any combination of these in connection with the operation of a well for oil and gas purposes. The term includes all lines within the boundaries of a lease or production unit that transport produced fluids from a well for oil and gas purposes to a central tank battery, gas processing facility, or other point of initial processing or treatment prior to custody transfer. The term also includes all lines within the boundaries of a lease or production unit that transport fluids to a Class II well or underground storage well from: (1) a central tank battery, in the case of Class II fluids; or (2) that point where an underground storage operator assumes control of the storage gas or product.