8. The manufacturer must provide, before construction, plans, specifications and calculations for all pressure vessels according to the requirements of sections 4.1.1 to 4.1.9 of the Boiler, Pressure Vessel, and Pressure Piping Code (CSA B51-M1991).
O.C. 2519-82, s. 8; O.C. 1310-91, s. 7; O.C. 1678-94, s. 2.