(a) There is imposed and levied by the city on each and every purchase in the city of electric, phone and gas utilities service (except fuel oil) a tax which is based upon the charge made by the seller to the purchaser for such utilities service at the rate of ten percent of the payments received by the seller of the taxable item from the purchaser for the purchase of such service. This utility service tax shall be applied uniformly to the taxable items listed above upon which the tax is levied by the city.

(b) "Taxable item" shall include, with respect to telecommunications services, only the monthly recurring customer service charges, excluding public telephone charges collected on-site, access charges, and any customer access line charges paid to a local telephone company.

(c) Fuel oil shall be taxed at a rate of $0.04 per gallon. If the tax contained in subsection (a) of this section is reduced, the tax on fuel oil shall be reduced to bear the same proportion to $0.04 which the tax contained in subsection (a) of this section bears to ten percent.

(d) This public service tax shall not be applied against any fuel adjustment charge as defined in F.S. § 166.231(1)(b).