(a) The owner or operator shall equip each transfer rack with either one of the following equipment:
(1) A closed vent system which routes the regulated material vapors to a control device as provided in Sec. 65.83(a)(1) and (2).
(2) Process piping which routes the regulated material vapors to a process or a fuel gas system as provided in Sec. 65.83(a)(4), or to a vapor balance system as provided in Sec. 65.83(a)(3).
(b) Each closed vent system shall be designed to collect the regulated material displaced from tank trucks or railcars during loading and to route the collected regulated material to a control device as provided in Sec. 65.83(a)(1) and (2).
(c) Process piping shall be designed to collect the regulated material displaced from tank trucks or railcars during loading and to route the collected regulated material vapors to a process or a fuel gas system as provided in Sec. 65.83(a)(4), or to a vapor balance system as provided in Sec. 65.83(a)(3).
(d) Each closed vent system shall meet the applicable requirements of Sec. 65.143.
(e) If the collected regulated material vapors are routed to a process or a fuel gas system as provided in Sec. 65.83(a)(4), then each owner or operator shall meet the applicable requirements of Sec. 65.142(c).