Here is the Florida restriction on carry on campus even for permit holders :
From the Florida Department of Agriculture and Consumer Services Division of Licensing:
Possession Restrictions
The following is a list of places where you are restricted from carrying a weapon or firearm even if you have a license. Please note that this is a simplified list. The places marked by an asterisk (*) may have exceptions or additional restrictions. See Section 790.06 (12), Florida Statutes for acomplete listing.
* any place of nuisance as defined in s. 823.05
* any police, sheriff, or highway patrol station
* any detention facility, prison, or jail; any courthouse
* any courtroom*
* any polling place
* any meeting of the governing body of a county, public school district, municipality, or special district
* any meeting of the Legislature or a committee thereof
* any school, college, or professional athletic event not related to firearms
* any school administration building
* any portion of an establishment licensed to dispense alcoholic beverages for consumption*
* any elementary or secondary school facility
* any area technical center
* any college or university facility*
* inside the passenger terminal and sterile area of any airport*
* any place where the carrying of firearms is prohibited by federal law