Do I Need a Residential Building Permit?

 The following residential work requires a permit:

  • Any work exceeding $15,000
  • Any structural work
  • Most foundation and roof work
  • Most electrical, mechanical, and plumbing work
  • Expanding the building envelope or conditioned space

View more details about work requiring a permit

View Residential Zoning-Building application and requirements checklist.


Do I need a Zoning Permit?

If any of the conditions below are part of a Residential Building Permit application, a Zoning Compliance Permit is required. Please discuss with Planning staff in Building & Development Services if you are unsure.

  • 500 s.f. or more of impervious surface;
  • 1,500 s.f. or more of land disturbance;
  • Grading or filling;
  • 5 feet or less from the Resource Conservation District or Jordan Riparian Buffer boundaries;
  • Encroachment into the 100-year floodplain;
  • Encroachment into steep slopes per LUMO Section 5.3.2 (400 s.f. or greater of slopes 15% or greateR);
  • Inside the Historic District; or
  • Adding an accessory dwelling unit.

Types of Zoning Permits

  Required Specifications Example Projects  Site Plan Checklist  Example Documents 
Regular Review  

Impervious surface (ISA) > 1500 sq. ft.

Land Disturbance (LD) > 5000 sq. ft.

In/near Special Protection Area


New Houses

Large Additions

Large hardscape / grading

Regular Site Checklist

Regular Site Plan Example
Express Review (< 5 days)  

Impervious Surface (ISA) 500 to 1500 sq. ft.

Land Disturbance (LD) 1500 to 5000 sq. ft.

Grading / new foundation


Small Additions

New Accessory Dwellings

New Driveways, Garages

Express Site Plan Checklist

Express Site Plan Example

Express Site Detail Drawing Example

Exempt Review (same day)  

Impervious Surface (ISA) <500 sq. ft.

Land Disturbance (LD)<1500 sq. ft.

No grading

Decks, Porches, Patios, Sunrooms.

Finishing unfinished attic / basement.


Need help?

No problem! Contact Building & Development Services to find answers to your questions.


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