W.S. 31-1-101 (A) (xxiv) (A-C)

"Transportable home" means and includes the following as defined:

(A)  "Modular home" means a residential dwelling constructed in a factory to a residential construction code other than the Federal Manufactured Home Construction and Safety Standards;

(B)  "Prebuilt home" means any residential dwelling that is wholly, or in substantial part, made, fabricated, formed or assembled in manufacturing facilities for installation or assembly on a building site.  Prebuilt home shall include, but not be limited to, a manufactured home, modular home and mobile home; or

(C)  "Manufactured home" means a residential dwelling built in accordance with the Federal Manufactured Home Construction and Safety Standards which is a unit more than eight and one-half (8 ½) feet in width which is designed, constructed and equipped as a dwelling place, living abode or place of business to which wheels may be attached for movement upon streets and highways except a unit used primarily as a mobile laboratory or mobile office.

W.S. 31-2-502 (b)

 If a mobile home is installed on a permanent foundation and is taxable as real property, the certificate of title or manufacturer's certificate of origin, if any, shall be surrendered to and canceled by the county clerk of the county in which the mobile home is located except that no title shall be canceled under this subsection unless all liens on the home have been released.  The county clerk may require the person surrendering the title for cancellation to disclose information necessary to determine whether cancellation is proper under law.