Wash. Rev. Code § 59.20 § 59.20.220
Landlord -- Failure to carry out duties -- Judgment by court or arbitrator for diminished rental value and repair costs -- Enforcement of judgment -- Reduction in rent.
Operative Text
(1) If a court or an arbitrator determines that: (a) A landlord has failed to carry out a duty or duties imposed by RCW 59.20.130 ; and (b) A reasonable time has passed for the landlord to remedy the defective condition following notice to the landlord under RCW 59.20.200 or such other time as may be allotted by the court or arbitrator; the court or arbitrator may determine the diminution in rental value of the property due to the defective condition and shall render judgment against the landlord for the rent paid in excess of such diminished rental value from the time of notice of such defect to the time of decision and any costs of repair done pursuant to RCW 59.20.210 for which no deduction has been previously made. Such decisions may be enforced as other judgments at law and shall be available to the tenant as a set-off against any existing or subsequent claims of the landlord. The court or arbitrator may also authorize the tenant to contract to make further corrective repairs. The court or arbitrator shall specify a time period in which the landlord may make such repairs before the tenant may contract for such repairs. Such repairs shall not exceed the sum expressed in dollars representing one month's rental of the tenant's mobile home space in any one calendar year. (2) The tenant shall not be obligated to pay rent in excess of the diminished rental value of the mobile home space until such defect or defects are corrected by the landlord or until the court or arbitrator determines otherwise.
Under Washington's Manufactured/Mobile Home Landlord-Tenant Act, specifically Wash. Rev. Code § 59.20.220, when a court or arbitrator finds that a landlord failed to fulfill duties required by RCW 59.20.130 and that a reasonable time passed after proper notice without the landlord remedying the problem, the decision-maker may calculate how much the defective condition reduced the space's rental value. The landlord can then be ordered to repay rent collected above that diminished value, along with eligible repair costs. The resulting judgment can be enforced like any other court judgment and may also be used by the tenant as an offset against any rent claims the landlord later brings. Additionally, a tenant's rent obligation is reduced to the diminished rental value until the defect is corrected or a court or arbitrator rules otherwise.
Plain English — not legal advice.
Under Wash. Rev. Code § 59.20.220, property owners and managers who operate mobile home or manufactured housing communities are expected to respond promptly to written notices of defective conditions, as required by RCW 59.20.200, and to complete repairs within a reasonable time. Operators who allow defects to persist risk a court or arbitrator calculating the diminished rental value of the affected space and entering a money judgment for the difference between rent collected and that reduced value, plus any qualifying repair costs. Compliant operators generally document their repair timelines, maintain records of completed work, and address maintenance obligations under RCW 59.20.130 proactively to avoid exposure to such judgments.
General guidance for property managers — not legal advice for your specific situation. Consult an attorney for advice on your case.
Wash. Rev. Code § 59.20.220 provides tenants in mobile home and manufactured housing communities with meaningful remedies when a landlord fails to address defective conditions after proper notice under RCW 59.20.200. A court or arbitrator can determine how much the defect reduced the fair rental value of the space and order the landlord to refund rent paid above that amount, and that judgment may be used as an offset against any future rent claims the landlord makes. Tenants who believe their landlord has not met duties under RCW 59.20.130 may consider consulting a tenant-rights organization, a legal aid office, or an attorney familiar with Washington's Manufactured/Mobile Home Landlord-Tenant Act to understand the range of options available, including arbitration or court proceedings.
General guidance for tenants — not legal advice for your specific situation. Consult a tenant-rights organization or attorney for advice on your case.
Generated October 7, 2026 — auto-generated, not yet human-reviewed. See /transparency for methodology.
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