How do I know when to call for an inspection?

New Building Construction Inspection Requirements: Residential and Commercial (PDF)

Inspection Type
Permit Type
Preparation / When to Schedule



Before pouring concrete. The trench must be prepared and inspected prior to the placement of concrete.

Property must be flagged in such a manner that the inspector can verify the general setback requirements. Dig your footing trench, install grade stakes to show the depth of concrete to be poured. Some footings may require additional reinforcement which must be in place at the time of inspection.

After approval of footing inspection, you may proceed with the placement of concrete and the framing of your structure.



Before pouring concrete to verify the footing and insulation of slab.


(if applicable)


After approval of all sub-trade groundwork and after installation of reinforcement, vapor barrier and perimeter insulation (if required) and prior to placement of concrete.



This inspection is before filling the trench for underground service lines.

Plumbing Slab


This inspection is for water and sewer lines that are installed prior to pouring a concrete slab. Sewer line must be filled with water for a test prior to inspection.

Water / Sewer 


This inspection is prior to covering water, sewer or both lines that extend from the house to the utility lines.



Before covering the wall. Inspections of water/sewer and some fixtures for plumbing and of the electrical components including all wiring and receptacle and switch boxes are installed for electrical.


Inspection of the mechanical components including ductwork, sealing and insulation before concealment. This may also include a manufactured fireplace rough-in inspection where the flue pipe and clearances to combustibles are inspected.

Pressure Test


Inspection prior to concealment of the gas line components must be under pressure.



Inspection of the structural parts of the enclosure including sill plates, anchorage, wood studs, floor and ceiling joist, and rafters if applicable. All draft-stopping and fire-blocking must be installed. The framing inspection must be performed after the trades rough- In inspections have been approved.

SheathingBuildingAn inspection of the exterior wall sheathing (usually plywood) and is required prior to coverage by the house wrap and/or air barrier material. The sheathing inspection of the gable area or the roof prior to coverage is not required.



At the completion of the required insulation installation, excluding accessible attic and crawl spaces before concealment and after the framing inspection.



If applicable an Inspection of the electrical service before concealment.


Electrical, Mechanical, Gas, Plumbing

After work is complete.



At the completion of the project after all of the trades have received final approval.



Finished Grade is established, to include the slope of the 10’ perimeter of the house and driveway slope as well as seeding / site stabilization for compliance with Stormwater regulations.



Required number of trees are planted with 1 being in the front yard.

Proffer Inspection

(when applicable)


Inspection of Architectural Proffers as required per Rezoning/Subdivision/Site approval.

Other Items Required Prior to CO or Closure of Project

Lot Grading Certification

Form required on all New Single Family Residential Dwellings

Form must be provided before CO can be issued.

BMP Form Design / Final

*when applicable in certain subdivisions 


The Design form is required prior to permit issuance and the Final Acceptance is required prior to CO issuance.

Flood Elevation Certificate

Must be on current FEMA form

If the property is in the AE Flood Hazard area you must provide this form for review and approval, before a CO may be issued. 

Septic / Well

Health Department form

Must provide the Operational permits from the Health Department prior to CO issuance. For all new dwellings with Well/Septic, provide Sewage System Operation Permit and Well approval form.

As Builts / Site Certification

Building for Condos, Apartments, Commercial

All new buildings for Condos, Apartments, and Commercial, as well as Commercial Additions, will be required to submit this form for approval prior to any CO issuance.

Special Inspections


New Commercial buildings and additions will be required to provide the Final Statement of Special Inspections for review and approval, prior to CO issuance.

Show All Answers

1. How do I know when to call for an inspection?
2. Who should I call to request an inspection?
3. How do I know if my inspection was approved?
4. When can I move in to my new home?
5. What can I do if my inspections are not finalized and I must move in?