The application for a permit under Section 623.121 must:
(1) be in writing;
(2) state the make and model of the portable building unit or units;
(3) state the length and width of the portable building unit or units;
(4) state the make and model of the towing vehicle;
(5) state the length and width of the towing vehicle;
(6) state the length and width of the combined portable building unit or units and towing vehicle;
(7) state each highway over which the portable building unit or units are to be moved;
(8) indicate the point of origin and destination; and
(9) be dated and signed by the applicant.