A: The "recreational vehicle" must meet the definition contained in regulations issued by the Department of Housing and Urban Development. The "commercial truck" must meet the definition contained in regulations issued by the Department of Transportation. The owner of the recreational vehicle or the commercial truck must produce the required legal documentation and include a signed declaration that the satellite dish is permanently attached to the vehicle or to the truck. SHVIA specifically states that the terms "recreational vehicle" and "commercial truck" do not include any fixed dwelling, whether a mobile home or otherwise.

HUD regulations (Title 24 Code of Federal Regulations, Section 3282.8) define "recreational vehicle" as a vehicle that is: (1) built on a single chassis; (2) 400 square feet or less when measured at the largest horizontal projections; (3) self-propelled or permanently towable by a light duty truck; and (4) designed primarily not for use as a permanent dwelling but as temporary living quarters for recreational, camping, travel, or seasonal use.

DOT regulations (Title 49 Code of Federal Regulations, Section 383.5) define "commercial motor vehicle" as a motor vehicle or combination of motor vehicles used in commerce to transport passengers or property if the motor vehicle: (a) has a gross combination weight rating of 11,794 kilograms or more (26,001 pounds or more) inclusive of a towed unit with a gross vehicle weight rating of more than 4,536 kilograms (10,000 pounds); or (b) has a gross vehicle weight rating of 11,794 or more kilograms (26,001 pounds or more); or (c) is designed to transport 16 or more passengers, including the driver; or (d) is of any size and is used in the transportation of materials found to be hazardous for the purpose of the Hazardous Materials Transportation Act and which require the motor vehicle to be placarded under the Hazardous Materials Regulations (Title 49 Code of Federal Regulations part 172, subpart F).