N.Y. Public Service Law § 67-a

§ 67-a. Charges for past services. 1. A gas or electric corporation\nshall inspect and assure the accuracy of a metering device upon the\nrequest of any new commercial customer.\n 2. No gas corporation or electric corporation shall charge its new\ncommercial customer for past services received if the failure to charge\nfor such services resulted from the faulty operation or inoperation of a\nmetering device which the gas or electric corporation failed to inspect\nas provided in subdivision one of this section.\n 3. The provisions of this section shall not apply in the case of a\nmeter which is faulty or inoperable due to the culpable conduct of the\ncustomer or one of his agents.\n