Civil Code § 1353.5 – Right to Display The American Flag.

(a) Except as required for the protection of the public health or safety, no declaration or other governing document shall limit or prohibit, or be construed to limit or prohibit, the display of the flag of the United States by an owner on or in the owner’s separate interest or within the owner’s exclusive use common area, as defined in Section 1351.
(b) For purposes of this section, “display of the flag of the United States” means a flag of the United States made of fabric,
cloth, or paper displayed from a staff or pole or in a window, and does not mean a depiction or emblem of the flag of the United States made of lights, paint, roofing, siding, paving materials, flora, or balloons, or any other similar building, landscaping, or decorative component.
(c) In any action to enforce this section, the prevailing party shall be awarded reasonable attorneys’ fees and costs.