Rule 30
To Prepare The Description And Index Of Consumers
– (1) The licensee,  shall keep safely the description of the facts regarding the supply of  electricity to the consumers and such description should be shown to the  Inspector if he/she wants to see it in course of his/her enquiry.
(2) The licensee shall prepare a up-to-date list of the consumers  enjoying the service and persons willing to be new consumers within its area  of distribution of electricity.