 The Polk County Sheriff's Department is also found in the city limits and includes seven sworn officers, four part-time officers and five support personnel.The city of Osceola banned the ownership of certain dog breeds including Staffordshire bull terriers, American Pit Bull Terriers, American Staffordshire terriers, chows, Dobermans, Rottweilers, American Bandog mastiffs and Neapolitan Mastiffs within city limits during the summer of 2008.Citizens were given 48 hours to transfer the dogs from their residence.