Notwithstanding any other law, rule, or provision to the contrary, law enforcement officers of the department of law enforcement are exempt from all state and county parking meter fees and county time parking restrictions while in the performance of their official duties, including attendance at court; provided that this exemption shall:

(1) Apply exclusively to state owned law enforcement vehicles assigned to the department of law enforcement; and

Terms Used In Hawaii Revised Statutes 353C-6

(2) Not apply to private individuals retained by the department on a contractual basis to serve civil process in any capacity.