(a) Every gas corporation shall, by a notice accompanying a regular bill or otherwise, advise each of its customers annually, unless otherwise directed by the commission, of the procedures available to the customer to register complaints in regard to service or disputed bills. Such notice shall clearly state the means by which a complaint can be made to the company and shall also advise the customer that, if after contacting the company the customer remains dissatisfied, he may contact the New York State Public Service Commission. Such notice shall further state that the Public Service Commission has a staff available to give assistance in such matters, and shall also specify an appropriate address of the Public Service Commission.
(b) Prior to circulating the notice required by subdivision (a) of this section, each utility shall submit to the commission for its approval the form of such notice and the intended program for its distribution.