Regulation 39 Inspection of meters
Each licensed supplier, each licensed transmitter and each licensed generator shall permit any competent person who is authorised by the Director for the purpose, on the production of his authority, to examine and test any relevant meter for all or any of the following purposes–
determining the pattern or construction of the meter;
determining the manner of its installation;
determining whether the meter is in proper order for ascertaining the quantities of electricity passing through it; and
establishing the margins for error within which it is operating.
In this regulation “relevant meter” means a meter which–
is under the control of the licensed supplier, licensed transmitter or licensed generator or to which a licensed supplier (or a person authorised by a supplier) has access; and
is used for ascertaining any quantities of electricity provided to or supplied by a licensed supplier.