Canada Oil and Gas Drilling and Production Regulations (C.R.C., c. 1517)

104 (1) Where the measurement of gas is required under these Regulations, its volume shall be computed as the number of cubic feet it would occupy at standard conditions of 14.65 pounds per square inch absolute and 60°F.

(2) Where the conditions of pressure and temperature differ from the standard conditions set out in subsection (1), the volume shall be converted to the standard conditions in accordance with the Ideal Gas Laws and corrected for deviations from the Ideal Gas Laws where the amount of the deviation exceeds one per cent.