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General Information

  • Address: 1600 Floribunda Avenue, Hillsborough, CA 94010

  • Planning Office Line: 650-375-7422 

  • Building Office Line: 650-375-7411

  • Inspection Scheduling: 650-375-7411

  • Online Inspection Scheduling: http://www.hillsborough.net/forms.aspx?fid=72

  • Planning Hours: Monday - Friday 8:00 am - 11:30 am 

  • Building Department Hours: Monday - Friday 8:00 am - 11:30 pm

Scheduling Inspections

  • 48 hour advance notice required

  • Phone number: 650-375-7411

  • Morning inspections: 9:00 am - 12:00 pm

  • Afternoon inspections: 1:00 pm - 4:00 pm

  • Time Window: call the morning of inspection between 8:00 - 9:00 am



Building - (650) 375.7436

INSPECTIONS: depend on type of work.

If for exterior work or vacant house, most likely an in person inspection will be granted.

Work inside an occupied home, will not be in person.  inspector will instruct what he wants to see and how (i.e. pictures, video or facetime).

You may call our office at 650.375.7436 and leave a voicemail message (Address of Work, Issued Permit Number, Type of Inspection and Contact Informaton),if you do not get an immediate reply.




  • Canceling inspections will cost $131.00 for repeatedly failed inspections



  • Obtain application from online OR at the City Planning/Building department 

  • Complete all relevant fields 

  • CF1R form (for all furnace and AC installations)



  • Finance office hours 7:30 am - 5:30 pm

  • Must be cash or check. No credit card payments


FURNACE REPLACEMENT: change out: same location, no drawings

  • Application;  CF1R


FURNACE NEW: new install or new location

  • Application

  • CF1R

  • Location drawing

  • Furnace specs per City requirements



  • Application

  • Existing (less than 40’)?

  • New (more than 40’)?

  • If more than 40 feet HERS test is required

  • Has asbestos? 



  • Application

  • CF1R

  • Drawing on graph or other paper 

  • Show AC location on property

  • distance from property line (minimum 20’ required)

  • distance from neighbours property structure (minimum 40’)

  • Decibel calculation form 

  • AC equipment specs from manufacturer 


HERS duct tests

Required in all instances EXCEPT

  • AC installation (HERS Not required for AC install)

  • less than 40 feet of ductwork

  • Asbestos is present**

  • Access to ductwork is not possible**

  • **When asbestos is present OR the ductwork is not accessible, HERS exemption form is required



  • Application

  • Drawing showing location (closet, garage, etc)

  • show pipe lines per City requirements 


SPECIAL NOTES: person pulling permit needs letter of authorization from contractor