Every applicant for a permit to install, alter or repair a swimming pool system or part thereof shall pay for each permit at the time of making application a fee in accordance with the following schedule and at the rate provided for each classification shown therein:
A fee of one hundred dollars ($100.00) shall be assessed for a permit to operate a public or semipublic swimming pool or spa. Where a person operates more than one (1) pool or spa on the same premises, a fee of one hundred dollars ($100.00) shall be assessed for a permit to operate the first, and a fee of fifty dollars ($50.00) shall be assessed for a permit to operate each additional pool or spa on the premises.