Even though electricity distribution company are to comply at all times with the customer service standard regulations, the company is also allowed not to adhere to the regulations due to exceptional circumstance which will make it impossible and impracticable to adhere to it, for instance;
i. Where a customer has failed to pay the required charge due to the distribution company, and that undertaking the work requested is dependent on the customer making such payment.
ii. Where it is not reasonably practicable for the distribution company to take the action required in the specified time because of service weather condition or industrial action.
See Generally Regulation 11(a-d) NERC’s Customer Service Standards of Performance for Distribution Companies 2007.