Milpitas
Here is the city's own rule, and what it means for your AC swap.
City permit rule
Milpitas has an online permit for replacing an air conditioner in the same location, using the existing electrical connections, with no panel upgrade.
Checked November 2026City of Milpitas Building Safety
Checked on the Milpitas permit portal, November 2026.
Milpitas
Bay Area Air District
Milpitas is in Santa Clara County, inside the Bay Area Air District. Its zero-NOx standard starts with residential furnaces manufactured after January 1, 2029.
Bay Area Air District, Building Appliances Rule Implementation Checked November 2026
California Energy Commission
Milpitas permits filed on or after January 1, 2026, are measured against the 2025 Energy Code.
California Energy Commission Checked November 2026
Services
Milpitas lets you apply online for an AC replacement in the same location, so a like for like swap starts on the city's portal.
A furnace swap, sized to the house
Same-spot AC swaps and the repairs before them
Job photos
No Milpitas job photos here yet; our San Jose jobs are next door.
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Main number (408) 603-8784Hours Mon to Fri, 8 AM to 5 PM
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