Sec. 4. As used in this chapter, "mobile home" means a dwelling, including the equipment sold as a part of the dwelling, that:
(1) is factory assembled;
(2) is transportable;
(3) is intended for year-round occupancy;
(4) is designed for transportation on its own chassis; and
(5) was manufactured before the effective date of the federal Manufactured Housing Construction and Safety Standards Law of 1974 (42 U.S.C. 5401 et seq.).