(a)  Record. - Each utility shall keep a record of all interruptions of service upon its entire system or major divisions thereof, including a statement of time, duration, and cause of such interruptions.

(b)  Notice Required. - Insofar as practical every customer affected shall be notified in advance of any contemplated work which will result in interruption of service of any long duration, but such notice shall not be required in case of interruption due to accident, the elements, public enemies, or strikes, which are beyond the control of the utility.

(NCUC Docket No. S‑100, Sub 1, 8/23/67.)