Endorsements.

RCW 48.20.015
in effect
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If a contract is issued on any basis other than as applied for, an endorsement setting forth such modification(s) must accompany and be attached to the policy; and no endorsement shall be effective unless signed by the policyowner, and a signed copy thereof returned to the insurer. If a contract is issued on any basis other than as applied for, an endorsement setting forth such modification(s) must accompany and be attached to the policy; and no endorsement shall be effective unless signed by the policyowner, and a signed copy thereof returned to the insurer.
Source: WA Statutes (Official Site)URL: https://app.leg.wa.gov/RCW/default.aspx?cite=48.20&full=trueFetched: 6/29/2026

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