Tint Waiver: An affidavit signed personally by the applicant and signed and attested by a physician which states the applicant’s physical condition or disease which entitles the applicant to have tint darker than the legal twenty-eight percent (28%) or more installed in the applicant’s vehicle windows. This affidavit shall be presented to the offices of the tax collectors of the counties. A tint waiver certificate shall be issued free of charge to the applicant. This certificate shall be prominently displayed on the applicant’s vehicle dashboard.