What codes are used when altering a manufactured (mobile) home?
(1) You must obtain an insignia from us for each commercial coach manufactured, sold, leased, or used in Washington state. (2) You do not need an insignia for a commercial coach: (a) When a unit has been used outside of the state for six months before being brought into Washington state (see RCW 43.22.380); or (b) If a unit was manufactured prior to July 1, 1968. (See RCW 43.22.370.