Section 29(15) in Tamil Nadu Electricity Regulatory Commission Tamil Nadu Electricity Distribution Code
(15)With medium voltage supply i.e. above 250 volts and up to 650 volts, the Licensee's meter and service cutouts shall be enclosed in a strong vermin proof and water proof box suitably ventilated and provided with suitable locking arrangements at the consumer's cost at the location convenient to licensee for meter reading etc. All wires shall be made inaccessible to unauthorized persons. A 'caution' board shall be fixed thereto.
