Power system, means all aspects of generation, transmission, distribution and supply of electricity and includes one or more of the following, namely:-
(a) generating stations;
(b) transmissions or main transmission lines;
(c) sub-stations;
(d) tie-lines;
(e) load despatch activities;
(f) mains or distribution mains;
(g) electric supply-lines;
(h) overhead lines;
(i) service lines;
(j) works. [Electricity Act, 2003 (36 of 2003), s. 2(50)]