There can be some stipulations to the tandem towing laws. In Colorado for instance, the first trailer must be a fifthwheel type hitch. The second can be ball type. You must be able to see your trailers with the mirrors and all lighting must be working of course.
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95 Dodge 2500 Luverne grill guard,headache rack,running boards and Amzoiled. Soon to be mildly bombed. 84 Dodge d-150, 318 Hooker headers,Edelbrok intake,mallory ignition,Carter Afb,Accel coil,and Custom dual exhaust. Boat,fifthwheel,motorcycles,and shop. 72000 as of 3/1/01,not even broke in yet. Old Dodge 126000 miles and running better than new.