The use of electrical energy sold and distributed by the city, shall be divided into the following classifications:
(A) Residential;
(B) Small general service (GS-1); and
(C) Large general service (GS-2).
('74 Code, § 27-21) (Ord. passed 3-4-74; Am. Ord. passed 2-19-79; Am. Ord. passed 3-30-84)