Single Family Addition

Your Single Family Addition Resource Center

In order for an application for a Single Family Addition permit to be reviewed, it must include all required information. An application without complete information, including all required plans, may not be processed until the submittal is complete.  Whether you are building new, or repairing, restoring or refinishing your home, the work and goal can be a rewarding experience and we want to help make it as easy as possible!  The following can be found on our Download Permits & Applications, Licenses and Guides page, and are required for your Single Family Addition: 

Permit Submittal Requirements 

  • Design Commission Approval.  See Single Family Design Guidelines and Single Family Design Projects.
  • Building Permit
  • Electrical Permit - copy of license
  • Plumbing Permit - copy of license with 055# and Letter of Intent
  • Subcontractor List.  All contractors, excluding plumber and electrician, are required to be licensed in the Village of Arlington Heights prior to release of permit.
  • Contractor's License
  • Real Estate Index Number & Square Footage of Project.  The Index number can be found on your tax bill and the Square Footage can be found on the Building Permit.
  • Guaranty Deposit Bond.  Re-inspection fee/s will be deducted from this bond, as applicable.  The re-inspection fee/s shall be the responsibility of the contractor.
  • Tax Assessor Supplemental Information - complete the first and third boxes
  • Three collated sets containing: Contractor's Proposal; Construction documents with architect's seal (IL) and certification; Marked up Plat of Survey showing addition, setbacks, and height of foundation; Topography/Grades; Zoning Worksheet; Homeowner as General Contractor, if applicable; Concrete Asphalt Acknowledgement, if applicable; Brick Decorative Concrete Waiver Letter, if applicable; Brick Paving Requirements, if applicable; Design Commission Certificate of Appropriateness, if applicable


Permit Submittal Information

  • Plan Review Fee is $11 per thousand of value of work and due at time of submittal
  • All applications, including revisions, must be submitted to the Building & Life Safety Services Department
  • An additional permit fee will be due at time of pick up
  • Allow 10 working days for review time


Permit Revision Information

  • If there is a rejection by any reviewing department, a correction report will be mailed/faxed to the permit applicant after the plan has been reviewed by all reviewing departments
  • Revisions may take an additional 10 working days to process
  • If the plumber or electrician on the project is changed, a new permit application is required with a copy of the new plumber/electrician’s license. A letter from the general contractor documenting the change to the new plumber/electrician is also required.
  • If the general contractor and/or any subcontractors change, a letter from the permit applicant documenting the replacement general contractor and/or any subcontractors is required. The Village of Arlington Heights requires that contractors working within the Village obtain a contractor’s license and/or present proof of registration to work in the Village in accordance with the Arlington Heights Municipal Code.
  • If the permit drawings are revised, a cover letter with the architect’s signature and seal describing the change/s is required, as well as three new sets of architecturally annotated drawings. If the revisions involve changes to electrical and/or plumbing, new electrical and/or plumbing permit applications are also required. 


Plan Review & Installation Requirements

  • Engineering Plan Review Requirements, if applicable
  • If Driveway is to be completed, please show the existing and proposed length, width, material to be used, and if any public curb or walk is to be done


Inspection Requirements

These are the standard inspections for this application type. Depending on your scope of work the project may require additional inspections. Inspections are mandatory while work is in progress to ensure that construction complies with approved plans and code regulations:

  • BD Footing
  • BD Foundation
  • PL Hydronic Piping
  • BD Basement Floor/Mud Slab
  • BD Draintile/Dampproofing - prior to backfill
  • EN Water/Sewer Tap.  Call the Public Works Department at 847.368.5800 to perform the actual tap.
  • PL Sewer
  • PL Water Supply
  • BD Fireplace/Damper Height
  • EL Rough
  • PL Rough
  • PL HVAC Rough
  • BD Framing
  • EL Service
  • BD Insulation
  • PL HVAC Air Conditioner
  • PL HVAC Furnace
  • PL Water Heater
  • EN Grades
  • BD Pre-pour/Base Garage Floor, Patio, Private Walk, Stoops.  Work area must be framed and base material in place.
  • EN Pre-pour/Base Driveway.  Work area must be framed and base material in place.
  • BD Architect's Letter.  For all permit work executed with documents prepared by a structural engineer or architect, a letter indicating completion and code compliance must be prepared by the design professional and submitted to Building & Life Safety Services prior to scheduling the final inspection. The statement must be dated, signed, and sealed by the design professional and submitted 48 hours in advance of the final inspection.
  • EL Final
  • PL Final
  • PL HVAC Final
  • EN Final
  • BD Final


Inspection Information

  • To schedule an inspection, call Building & Life Safety Services at least 24 hours prior to the time you want the inspection to occur. For larger projects, call at least 48 hours in advance for inspections.
  • Your permit number is required in order to schedule an inspection
  • Specific inspection times are not available. You may request A.M. (9-12) or P.M. (12-3) and we will try to accommodate your request.
  • You must be ready for the inspection. The inspector/s will not re-inspect your job on the same day. If you are not ready the first time, you will need to call the office and re-schedule for the following day. A re-inspection fee will apply.
  • When calling for an inspection, please give a contact name and phone number and, if applicable, provide any other special information such as unit number, whether outside gate or door is open or whether unit or building address is displayed
  • Approved plans to be available on site, no inspection will be performed without approved plans on site
  • Be sure to schedule your final inspection
  • To receive a temporary or final Certificate of Occupancy, please submit the Request for Occupancy Form to Building Services after all final inspections. A certificate will be issued within 5 days after written application, if the building at the time of application meets the requirements of issuance.
  • Work authorized by a permit must begin within six months from the date the permit was issued and must also be completed within one year. Work extending beyond these time frames requires approval by the Director of Building & Life Safety Services. To obtain approval, fill out the permit extension letter and submit to Building & Life Safety Services. 


Re-Inspection Information

  • If you are not ready for your inspection or if your inspection fails and the inspection has to be rescheduled, a re-inspection fee will be required. Payment of re-inspection fee/s is for jobs where there is no cash bond on file.
  • Bonds are released after an approved final inspection/s. Please allow 4 weeks for bond refund.