Plates for exempt vehicles.

The department shall furnish, on application, free of charge, distinguishing plates for motor vehicles exempted from annual registration fees and shall keep a separate record thereof. [C24, 27, 31, 35, §4982; C39, § 5012.08; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §321.170 ] 2008 Acts, ch 1113, §106 Exempt vehicles, see §321.18 , 321.19