Whenever any utility receives notice from this commission that a customer has requested a referee test of his/her gas meter, the utility shall replace the meter within 10 days unless it is of a type usually tested in the field. In the latter case, the utility shall provide appropriate personnel and equipment to assist in the field-testing of the accuracy of the meter by this commission. If a meter cannot be made available for a referee test within the time specified, written notice shall be sent to this commission giving the causes for the delay.
N.Y. Comp. Codes R. & Regs. Tit. 16 § 228.2