There is hereby assessed, imposed and levied on every insurance company, corporation
or other insurer now engaged in or carrying on or who shall hereafter engage in or
carry on the business of casualty insurance as provided by chapter 185, Florida Statutes
and as shown by the records of the state treasurer in his capacity as state insurance
commissioner, an excise or license tax now levied by the city amounting to eight-five
hundredths (0.85) percent of the gross amount of the receipts of premiums from policy
holders on all premiums collected on casualty insurance policies covering property
within the corporate limits of the city, as provided by chapter 185, Florida Statutes.