A bill for an act relating to policies and duties of the state department of transportation, including placement of official signs on primary highways, inspection of bridges, administrative duties, motor vehicle registration and titling, driver licensing, licensing and regulation of vehicle-related businesses, vehicle braking requirements, vehicle length restrictions, proof of financial responsibility requirements, and persons with disabilities parking permits, and including effective dates. Effective 7-01-06, with exception of Sections 6, 10, and 16 effective 4-20-06 and Division IV effective 1-01-07.