Service Charter
CEM is committed to provide reliable electricity service and excellent customer service, and continuously improve the efficiency and quality of service by the implementing the following service standards:
Service | Service Standard | Result in 2021 |
ASAI Average Service Availability Index | >99.99% | ![]() |
CAIDI Customer Average Interruption Duration Index | 20 minutes | ![]() |
Supply Connection New applications for supply of electric energy performed within an agreed period of time, without the need of inspection of the respective installations | Within 4 workdays | ![]() |
Supply Reconnection Reconnection performed of electric energy disconnected, within an agreed number of working hours after the settlement of outstanding debt amounts | Within 4 hours | ![]() |
Bill Correction Bills corrected within an agreed period of time after the detection or the notification of the error | Within 3 workdays | ![]() |
Complaint Handling Justified commercial complaints replied, within an agreed period of time | Within 5 workdays | ![]() |
Appointment Time Schedule Appointments for inspection or works execution at customer installations, performed within agreed periods of time | Within 2 hours | ![]() |
Emergency Service Arrivals of the emergency services at the customers’ installations, within an agreed period of time, after receiving notification of the fault by the customer | Within 60 minutes | ![]() |
Supply Restoration Restoration within an agreed period of time, after receiving notification of the interruption by the Customer | Within 6 hours | ![]() |
Public Lighting Public lighting lamps repaired, within an agreed period of time, after receiving the notification by the Customers | Within 3 workdays | ![]() |