Chino, CA Fence Regulations: Neighbor Fence Rules (2026)

California Civil Code § 841 governs boundary fences in Chino. Adjoining landowners are presumed to share equal benefit from a fence dividing their properties and, absent a written agreement, are equally responsible for reasonable construction, maintenance, or replacement costs. Before incurring shared costs, the landowner must give 30 days' prior written notice to each affected adjoining landowner describing the problem, proposed solution, estimated cost, cost-sharing approach, and timeline. The presumption can be overcome by preponderance of evidence showing equal cost-sharing would be unjust (disproportionate burden, cost exceeding property-value increase, or undue financial hardship). For property-line disputes, Chino owners can use San Bernardino County Recorder records and a licensed surveyor to confirm boundaries before installing. CMC § 20.10.080 height/material rules apply regardless of who pays. HOAs in Chino developments (e.g., The Preserve, College Park) often have additional CC&R fence-design rules.