Modifying certain provisions regulating the erection and maintenance of outdoor advertising devices adjacent to certain highways; narrowing the declaration of policy; "Minnesota Highway Beautification and Scenic Preservation Act", expanding advertising device restriction exceptions to devices lawfully erected before a certain date and to star city and county and recycling center signs; restricting local control; requiring the commissioner of transportation (DOT) to conduct a study to establish an advertising device permit fee structure based on certain factors and to submit recommendations to the legislature by a certain date (je)