E Modifying certain commercial motor vehicle traffic regulations provisions; modifying the definition of farm truck relating to the first haul of forest products and increasing the vehicle overweight limit under motor vehicle registration provisions; restricting state trooper commercial vehicles subsequent safety or suspected illegal activity spot inspection authority, requiring a signed and dated document to the operator as evidence of inspection; further restricting the authority of officers to require commercial vehicles to drive to another scale site; clarifying the determination of gross weight violations; clarifying the definition of first haul for weight records purposes; clarifying the application of the additional fee for special permits to exceed weight limits; requiring the commissioner of transportation (DOT) to conduct a study of load restrictions and seasonal load increases in the northern zone of Minnesota and to make certain recommendations relating to the establishment of new zones to the legislature by a certain date (je, ja)