Sec.16-11-21. Use of meters

All gas sold by a gas company and all gas consumed by the gas company shall be metered, except in case of emergency, or when otherwise authorized by the commission. Each meter shall bear an identifying number and shall be plainly marked to indicate the units of the meter index. When gas is sold at higher pressure or in large volumes, the contract or rate schedule shall specify the method to be used to correct the gas volume. Prepayment meters shall not be installed except where there is no other satisfactory method of collecting payment for the service rendered.