Except as otherwise provided, annual registration fees become delinquent and penalties accrue the first of the month following the purchase of a new vehicle, and thirty days following the date a vehicle is brought into the state. [C24, 27, 31, 35, §4932; C39, § 5009.03; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §321.135 ] 84 Acts, ch 1219, §22 ; 85 Acts, ch 209, §4 ; 2008 Acts, ch 1113, §101 Referred to in §331.557 , 331.653