Cargo extension.

RCW 46.04.094
in effect
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"Cargo extension" means a device that connects to the left and right side of a motor home or travel trailer frame and (1) becomes part of the frame, (2) does not pivot on a hitch, and (3) has an axle with two wheels, acting as a tag axle, to safely carry the weight of the cargo. "Cargo extension" means a device that connects to the left and right side of a motor home or travel trailer frame and (1) becomes part of the frame, (2) does not pivot on a hitch, and (3) has an axle with two wheels, acting as a tag axle, to safely carry the weight of the cargo.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=46.04&full=trueFetched: 6/29/2026

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