Vacant lot owners shall pay a connection charge as follows.
(A) A $500 connection charge will be paid before 2-1-1983, and, at such time when a connection is made to the wastewater utility, a connection charge equal to $27 times the number of months that have elapsed from 1-1-1984, to the date the connection is made will be paid, subject to a maximum of $2,500, plus a surcharge of $27 per month thereafter until 7-1-2002, which shall be in addition to the normal monthly sewage charges;
(B) A $2,500 connection charge will be paid before 2-1-1983, and the surcharge and aforementioned connection charge will not be collected from those lot owners; provided, the normal monthly sewage charges shall be paid when the property uses the sewerage system; or
(C) If no connection charge is paid before 2-1-1983, at such time when a connection is made to the sewerage works system, a connection charge equal to $500, plus accrued interest from 2-1-1983, at an annual rate of 13%, plus $27 times the number of months that have elapsed from 1-1-1984, to the date the connection is made, subject to a maximum of $2,500, and a $27 monthly surcharge from the date of connection will be paid until 7-1-2002. The foregoing shall be in addition to the normal monthly sewage charges.