RCW 64.90.545
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Reserve study

Requires associations to conduct reserve studies identifying major components and estimated replacement costs.

Status Active
Verified Oct 17, 2026
Source Official text

Reviewed · 11 dependent article updates in 12 months · Washington changes feed

Change History 1 verified change on record
In force Jun 11, 2026 Statute amended

SHB 2354 (Chapter 96, Laws of 2026) added an exemption from the reserve study requirement. RCW 64.90.545(2) now excludes, unless the governing documents require otherwise: "(c) To common interest communities consisting only of middle housing as defined under RCW 36.70A.030 that do not or will not in the future require the construction, operation, and maintenance on-site of any reserve component to manage wastewater and protect health and safety and ground and service waters". The exemption for a study or update costing more than 10 percent of the annual budget moves from (2)(c) to (2)(d). It and the exemptions for nonresidential communities and nominal reserve costs are otherwise unchanged. Effective June 11, 2026.

Before
(2) Unless the governing documents require otherwise, subsection (1) of this section does not apply (a) to common interest communities containing units that are restricted in the declaration to nonresidential use, (b) to common interest communities that have only nominal reserve costs, or (c) when the cost of the reserve study or update exceeds ten percent of the association's annual budget.
After
(2) Unless the governing documents require otherwise, subsection (1) of this section does not apply: (a) To common interest communities containing units that are restricted in the declaration to nonresidential use; (b) To common interest communities that have only nominal reserve costs; (c) To common interest communities consisting only of middle housing as defined under RCW 36.70A.030 that do not or will not in the future require the construction, operation, …
The change in full →
Statutory Text Verified Jul 17, 2026 · LEG_WA_GOV
(1) Unless exempt under subsection (2) of this section, an association must prepare and update a reserve study in accordance with this chapter. An initial reserve study must be prepared by a reserve study professional and based upon either a reserve study professional's visual site inspection of completed improvements or a review of plans and specifications of or for unbuilt improvements, or both when construction of some but not all of the improvements is complete. An updated reserve study must be prepared annually. An updated reserve study must be prepared at least every third year by a reserve study professional and based upon a visual site inspection conducted by the reserve study professional. (2) Unless the governing documents require otherwise, subsection (1) of this section does not apply: (a) To common interest communities containing units that are restricted in the declaration to nonresidential use; (b) To common interest communities that have only nominal reserve costs; (c) To common interest communities consisting only of middle housing as defined under RCW 36.70A.030 that do not or will not in the future require the construction, operation, and maintenance on-site of any reserve component to manage wastewater and protect health and safety and ground and service waters; or (d) When the cost of the reserve study or update exceeds 10 percent of the association's annual budget. (3) The governing documents may impose greater requirements on the board. [ 2026 c 96 s 5 ; 2018 c 277 s 330 .]
Reserves
Ref Requirement
(1) Your HOA must commission a professional reserve study at least every 3 years. The study identifies what needs future replacement and how much money should be saved for it.
(2) An association does not need a reserve study, unless its governing documents require one, if its units are restricted to nonresidential use, its reserve costs are nominal, it consists only of middle housing that does not or will not in the future need an on-site reserve component to manage wastewater, or the study would cost more than 10 percent of its annual budget.
Legal references last verified October 17, 2026. This content is educational and informational. It does not constitute legal advice. Consult a licensed attorney in your state for legal guidance specific to your situation.
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