The amounts of the fees payable under this chapter relating to licenses to operate a mobile unit are as follows:
(a) The application fee shall be not more than fifty dollars ($50).
(b) The initial inspection and license fee shall not be more than one hundred dollars ($100).
(c) The renewal fee shall be not more than forty dollars ($40).
(d) The delinquency fee shall be 50 percent of the renewal fee in effect on the date of renewal, notwithstanding Section 163.5.