Building Inspection


UPDATE: 11-18-2020

The Building Inspection Division offices are closed to the public until further notice.  Drawing sets and correspondence will be exchanged by mail, shipping carriers (FedEx, UPS, etc), and at an exchange table in the vestibule of our building’s lobby.  Correspondence can also be exchanged by email.  Please follow procedures for plan & permit application submittal and retrieval as described below.

  • Applications and Plan Intake– Mail or ship all building, plumbing, gas, electrical, HVAC, fire alarm, fire suppression, water, and sewer permit applications, plans, and revisions to our physical address.  Additionally, applications and plans can be left at an exchange table in the vestibule of our building’s lobby at:
    • City of Dayton Building Inspection
      371 W. Second St., 2nd floor
      Dayton, OH 45402
  • Mechanical permit applications (plumbing, gas, electrical, HVAC, sewer, and water) can continue to be faxed as always to this office (937-333-4284) or mailed. Fees will be processed as explained below.
  • Distribution of Approved Plans & Permits – A plan exchange table will continue in use, located in the vestibule of our lobby.  For anything that can fit into a 10” x 13” envelope, we will mail to the applicant. Arrangements will need to be made with Building Inspection staff for shipping larger items from this office and shipping costs will be the responsibility of the applicant. For the present, contact Roderick Long, 937-333-6794 ( for questions or clarifications.
  • Fire Alarm and Sprinkler Permits – The Tuesday morning over-the-counter permitting for minor modifications of fire alarm and of sprinkler systems is suspended. All applications and plans for fire alarm and sprinkler permits must be processed as described above for Application and Plan Intake.
  • Meetings – For meetings that would typically be held in our offices, the Building Inspection Division is arranging for conference calling and video conferencing. Please coordinate these meetings with the City employee who is your primary contact.
  • Payment of Fees – Fees can be paid by check made out to “City of Dayton” and sent along with the application or mailed separately.  Fees can also be paid by providing credit/debit card information over the phone. To get a determination of fees for a project, call either (937) 333-3986 or (937) 333-6794. Be prepared to provide the project value on which fees will be determined.
  • Inspections– Inspections will continue with the following considerations for RESIDENTIAL:
    • New work and alterations in unoccupied residential buildings may be inspected as long as sufficient social distances can be maintained.
    • Inspections that require entry into an occupied residence will be limited.
    • Where we have concerns about entering the property, we can meet the contractor at the property, but only the contractor will enter, and show us digital (photographic or video) evidence of compliance.
    • Other inspection requests will be reviewed based on public health, safety, and availability of staff.
  • And the following consideration for COMMERCIAL:
    • New work and alterations in occupied commercial buildings may be inspected as long as sufficient social distances can be maintained.
    • Third Party Inspections must be pre-approved by City of Dayton Building Division.
    • All other inspections will be reviewed based on public health, safety and the availability of staff.


The Division of Building Inspection of the City's Office of Economic Development is primarily responsible for assuring compliance with commercial and residential building construction codes. In fulfilling this responsibility, the Division:
  • Examines construction drawings of commercial and residential structures for compliance with the appropriate code;
  • Issues permits (a license to construct) when code compliance has been confirmed;
  • Issues electrical, plumbing and HVAC permits when code compliance has been confirmed;
  • Issue fire suppression and fire alarm system permits;
  • Issues sewer, water and gas permits;
  • Inspects construction, alterations and repairs to commercial and residential structures to verify work is in accordance with the approved construction drawings;
  • Manages the registration program for plumbing, mechanical and electric contractors;
  • Issues permits for temporary structures such as construction trailers, tents and portable shelters; and
  • Administers the Flood Plain Management Plan as required by the Federal Emergency Management Agency (FEMA).

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Residential Permitting Process Instructions and Example Drawings

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