WA Rev Code § 64.90.510 (2021)
2021 Revised Code of Washington|Title 64 - Real Property and Conveyances|Chapter 64.90 - Washington Uniform Common Interest Ownership Act.|64.90.510 - Regulatory authority—Limitations—Governing documents—Association may adopt certain rules.

RCW 64.90.510 Regulatory authority—Limitations—Governing documents—Association may adopt certain rules.(1) An association may not prohibit display of the flag of the United States, or the flag of Washington state, on or within a unit or a limited common element, except that an association may adopt reasonable restrictions pertaining to the time, place, or manner of displaying the flag of the United States necessary to protect a substantial interest of the association. For purposes of this section, "flag of the United States" means the flag of the United States as described in 4 U.S.C. Sec. 1 et seq. that is made of fabric, cloth, or paper. "Flag of the United States" does not mean a flag, depiction, or emblem made of lights, paint, roofing, siding, paving materials, flora, or balloons, or of any similar building, landscaping, or decorative components.(2) The association may not prohibit display of signs regarding candidates for public or association office, or ballot issues, on or within a unit or limited common element, but the association may adopt rules governing the time, place, size, number, and manner of those displays.(3) The association may not prohibit the installation of a solar energy panel on or within a unit so long as the solar panel:(a) Meets applicable health and safety standards and requirements imposed by state and local permitting authorities;(b) If used to heat water, is certified by the solar rating certification corporation or another nationally recognized certification agency. Certification must be for the solar energy panel and for installation; and(c) If used to produce electricity, meets all applicable safety and performance standards established by the national electric code, the institute of electrical and electronics engineers, accredited testing laboratories, such as underwriters laboratories, and, where applicable, rules of the utilities and transportation commission regarding safety and reliability.(4) The governing documents may:(a) Prohibit the visibility of any part of a roof-mounted solar energy panel above the roof line;(b) Permit the attachment of a solar energy panel to the slope of a roof facing a street only if:(i) The solar energy panel conforms to the slope of the roof; and(ii) The top edge of the solar energy panel is parallel to the roof ridge; and(c) Require:(i) A solar energy panel frame, a support bracket, or any visible piping or wiring to be painted to coordinate with the roofing material;(ii) A unit owner or resident to shield a ground-mounted solar energy panel if shielding the panel does not prohibit economic installation of the solar energy panel or degrade the operational performance quality of the solar energy panel by more than ten percent; and(iii) Unit owners or residents who install solar energy panels to indemnify or reimburse the association or its members for loss or damage caused by the installation, maintenance, or use of a solar energy panel.(5) The governing documents may include other reasonable rules regarding the placement and manner of a solar energy panel.(6) For purposes of this section, "solar energy panel" means a panel device or system or combination of panel devices or systems that relies on direct sunlight as an energy source, including a panel device or system or combination of panel devices or systems that collects sunlight for use in:(a) The heating or cooling of a structure or building;(b) The heating or pumping of water;(c) Industrial, commercial, or agricultural processes; or(d) The generation of electricity.(7) This section must not be construed to permit installation by a unit owner of a solar panel on or in common elements without approval of the board.(8) Unit owners may peacefully assemble on the common elements to consider matters related to the common interest community, but the association may adopt rules governing the time, place, and manner of those assemblies.(9) An association may adopt rules that affect the use or occupancy of or behavior in units that may be used for residential purposes, only to:(a) Implement a provision of the declaration;(b) Regulate any behavior in or occupancy of a unit that violates the declaration or adversely affects the use and enjoyment of other units or the common elements by other occupants; and(c) Restrict the leasing of residential units to the extent those rules are reasonably designed to meet underwriting requirements of institutional lenders that regularly make loans secured by first mortgages on units in comparable common interest communities or that regularly purchase those mortgages.[ 2018 c 277 § 323.]