Welcome to the Town of 


Hillsborough 


Online Permit Portal


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PLEASE DO NOT SUBMIT AN APPLICATION FOR AN ADU BUILDING PERMIT UNTIL YOU HAVE RECEIVED YOUR APPLICATION TYPE DETERMINATION MEMO FROM THE TOWN'S ADU SPECIALIST.  FOR MORE INFORMATION VISIT:

https://www.hillsborough.net/532/Accessory-Dwelling-Units-ADUs



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Please read descriptions below to ensure the correct application

 type is selected.  Applying for an incorrect permit type may

 result in a delay in application processing.

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Combination (Multiple Trades)

New homes, new accessory/second units (ADUs), additions, interior remodels, kitchens (indoor and outdoor), bathrooms, landscapes, new pools and pool remodels

Building (One Trade)

Re-roofs, window replacements, pool demolition, house demolition, seismic upgrades, siding replacement, non-electric fences and gates and emergency tree removal

Plumbing (PLB) 

        Sewer water tests, backwater valves, water heaters, irrigation, gas lines and French drains

Mechanical (MEC) 

Furnaces (without an air conditioner/condenser) and split systems

Electrical (ELC)

Solar panels, energy backup systems, electric vehicle chargers, electrical service upgrades, recessed lighting and temporary power

Encroachment (ENC)

Utility, rolled gutter, driveway apron, parking strip, work impacting Town utilities, all work in the public right-of-way and easement areas 

Mechanical/Electrical/Plumbing (M/E/P) 

Furnaces (with an air conditioner/condenser), backup generators and irrigation wells


To begin, please click 

"Apply for a New Building or Encroachment Permit"

in the "Permits" section below.

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OTHER PERMIT TYPES

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