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Planning and development applications in California

Planning and development applications.

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In California, 58 county departments and 1 city government publish 61 official links for this service. Reviewed requirements cover availability notices (28), documents (17), processing time (4) and appointments (1). 42 counties have a page for it below.

Before you start · 2 things to check
  • Start with the jurisdiction of the property. County permit offices may serve only unincorporated areas.
  • Use the official map and confirm project requirements with the planning or building office.

1 guide with reviewed service links · Riverside

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U.S. Census boundaries via U.S. Atlas · 2017 edition, simplified for display.

County government · Riverside

Riverside County Planning

County Planning application information; confirm the applicable property and project jurisdiction.

Riverside County Planning development applications (opens in a new tab)Official instructions

Planning identifies PLUS Online and the Consolidated Development Application components. General, owner-signature and project-specific supplemental forms are distinct from building permit applications.

Service area: County Planning application information. Confirm jurisdiction for the property and project; incorporated-city authority is not established by this entry. Area details & sources

PLUS Online Planning application instructions

Planning applications may be submitted online through PLUS Online. See instructions HERE.

Official information checked October 26, 2026 · Details & sources

Source checked October 26, 2026

Riverside County · Riverside County planning application information (opens in a new tab)

Development Applications | Planning Department Riverside County — service-planning-application-06065

Planning applications may be submitted online through PLUS Online. See instructions HERE.

Saved evidence: e6dbb035205d9994 · Agent source review

Full guide, contact details & sources →

Planning and development applications by county