Do You Need a Permit for HVAC Work in San Diego?

The honest answer: Permits affect cost, timelines, and resale value. Here's what San Diego County actually requires.

What's actually happening: Most HVAC pricing confusion comes from labor variability, system size, urgency, and markup differences. Quotes can vary 30–100% for the same job.

What to watch for:

• Full replacement always requires permit in SD County
• Unpermitted work can block home sales
• Some contractors skip permits to cut costs — avoid them

What to do next: Don't guess. Text PJ for a fast second opinion before you spend thousands.