$362/yr USAA. It is a "Commercial Truck" for personal use. (9600 GVW)
Things change at 10,001 lbs. (Some) states require you stop at weigh station- You know that tiny tiny bit of play in your steering gear?
That's a deadline to ICC or State Patrol or DPS inspectors. Any truck, that marker light that burnt out while you were driving ...
Many states have something similar:
"(a) "Motor home" means a recreational vehicle designed to provide temporary living quarters. The motor home has a living unit built into as an integral part of, or permanently attached to the chassis of, a motor vehicle or van.
(b) A motor home must contain permanently installed, independent, life-support systems that meet the American National Standards Institute standard number A119.2 for recreational vehicles and provide at least four of the following facilities, two of which must be from the systems listed in clauses (1), (5), and (6):
(1) a cooking facility with liquid propane gas supply,
(2) a refrigerator,
(3) a self-contained toilet or a toilet connected to a plumbing system with a connection for external water disposal,
(4) a heating or air conditioning system separate from the motor vehicle engine,
(5) a potable water supply system including a sink with a faucet either self-contained or with connections for an external source, and
(6) a separate 110-125 volts electrical power supply.
(c) For purposes of this subdivision, "permanently installed" means built into or attached as an integral part of a chassis or van, and designed not to be removed except for repair or replacement. A system that is readily removable or held in place by clamps or tie-downs is not permanently installed.