State Laws and Regulations Before you transport your trailer across state lines, find out trailer laws and other DOT regulations for each state you’ll be travelling. AL AK AZ AR CA CO CT DE FL GA HI ID IL IN IA KS KY LA ME MD MA MI MN MS MO MT NE NV NH NJ NM NY NC ND OH OK OR PA RI SC SD TN TX UT VT VA WA WV WI WY DC
