36-4-1   TAX IMPOSED. 
   A tax is imposed on all persons engaged in the following occupations or privileges:
   (A)   The privilege of using or consuming electricity acquired in a purchase at retail and used or consumed within the corporate limits of the Municipality at the following rates, calculated on a monthly basis for each purchaser:
   (1)   First 2,000 KWH    .4810 cents per KWH
   (2)   Next 48,000 KWH   .3154 cents per KWH
   (3)   Next 50,000 KWH   .2839 cents per KWH
   (4)   Next 400,000 KWH   .2760 cents per KWH
   (5)   Next 500,000 KWH   .2681 cents per KWH
   (6)   Next 2,000,000 KWH   .2523 cents per KWH
   (7)   Next 2,000,000 KWH   .2484 cents per KWH
   (8)   Next 5,000,000 KWH   .2444 cents per KWH
   (9)   Next 10,000,000 KWH   .2405 cents per KWH
   (10)   Over 20,000,000 KWH   .2365 cents per KWH
   (B)   The tax rates set forth in the preceding table will be used at least through December 31, 2008, are proportional to the rates enumerated in 65 ILCS 5/8-11-2 (as modified by Public Act 90-561), and do not exceed the revenue that could have been collected during 1997 using the rates enumerated in 65 ILCS 5/8-11-2 (as modified by Public Act 90-561).
   (C)   Pursuant to 65 ILCS 5/8-11-2, the rates set forth in Section 36-3-1(B) above shall be effective:
      (1)   On August 1, 1998 for residential customers; and
      (2)   On the earlier of:
         (a)   the last bill issued prior to December 31, 2000, or
         (b)   the date of the first bill issued pursuant to 220 ILCS 5/16- 104, for non-residential customers.
   (D)   The provisions of this Section shall not be effective until August 1, 1998.