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This tool prepares a file for you to keep or share. It does not send an inquiry or book a consultation.

What to do with the brief: Add site photos and any available drawings. Use it to compare the scope of conversations and proposals. Confirm the responsible contractor, credentials, and project-specific terms before entering an agreement.

Check current information at the City of Costa Mesa ADU page. You can also return to Costa Mesa ADU Contractor or use the estimate preparation checklist.