Electrical Safety Regulations focus on the essential safety practices and is applicable to electrical installation including electric plant and electric lines and person engaged in the generation, transmission, distribution, trading or supply or use of electricity. All supplier of electricity including generating companies, transmission companies and distribution companies shall designate an Electrical Safety Officer (ESO) for ensuring observance of safety measures specified under the regulations. The supplier or consumer or owner of electrical installation shall designate qualified person to operate and carry out the work on electrical lines and apparatus. The Engineer and supervisor engaged or appointed for operation and maintenance of generating station, transmission and distribution system shall have successfully undergone the type of training as specified by the Authority. All electrical supply lines and apparatus shall be of sufficient rating for power, insulation and estimated fault current and possess sufficient mechanical strength. The consumer's electrical installation must be tested and verified for safety before the supply of electricity is commenced. Consumer installations and apparatus must be free from any leakage currents that could pose a risk to safety. This is to be confirmed by measuring the insulation resistance of the installation or apparatus. The use of electricity to electrical installation shall be controlled by Residual Current Device (RCD) which disconnects the supply automatically if it detects residual currents exceeding the safe limit. Electrical Installation work including addition, alteration, repairs shall be carried out by a licensed electrical contractor and on its behalf under the direct supervision of a person holding a certificate of competency and by a person holding a permit issued by the State Government. Central Electricity Authority (Measures relating to Safety and Electric Supply) Regulations, 2023