Section 757.255 - Testing of measuring appliances; rules; fees(1) The Public Utility Commission may provide for the examination and testing of any and all appliances used for the measuring of any service of a public utility, and may provide by rule that no such appliance shall be installed and used for the measuring of any service of any public utility until it has been examined and tested by the commission and found to be accurate.(2) The commission shall declare and establish a reasonable fee governing the cost of such examination and test, which shall be paid to the commission by the public utility.(3) The commission shall declare and establish reasonable fees for the testing of such appliances on the application of the customer, the fee to be paid by the customer at the time of the customer's request, but to be repaid to the customer by the commission and to be paid by the public utility if the appliance is found defective or incorrect to the disadvantage of the customer or used beyond such reasonable limit as may be prescribed by the commission.(4) All fees collected under the provisions of this section shall be paid by the commission into the State Treasury.(5) The commission may purchase such materials, apparatus and standard measuring instruments for the examination and tests as the commission deems necessary. Amended by 1971 c.655 §76