Los Angeles permit
HVAC permit in Los Angeles
Same-day permit. New AC or heat pump triggers third-party HERS verification per Title 24.
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- Title 24 CF1R
The permit pathway
Phase 01
Hire a licensed C-20 HVAC contractor
Air conditioning, heating, ventilation work
Common LA HVAC jobs: central AC install ($8K–$18K), furnace replacement ($3K–$8K), heat pump system ($10K–$25K with rebates), mini-split per zone ($3K–$7K), ductwork replacement ($4K–$12K).
Phase 02
Pull the mechanical permit
No plan check for standard residential HVAC
Standard residential HVAC work permits same-day via PermitLA. Plan check only needed for unusual configurations or commercial-scale work.
Phase 03
Installation + HERS verification + LADBS inspection
Title 24 HERS testing required for most installs
Installer mounts equipment, runs refrigerant lines / ductwork / electrical, charges system. A third-party HERS rater verifies refrigerant charge + duct leakage + airflow per Title 24. After HERS pass, schedule LADBS final.