Building Services

Building Inspection Offices Are Currently Open to the Public

UPDATE: 4-27-2021

The Building Inspection Division offices are NOW OPEN to the public. Though our offices are open to the public, we still encourage that permit applications, plans, revisions, or correspondence be exchanged by mail, shipping carriers (FedEx, UPS, etc), or at an exchange table in Building Inspection’s 2nd floor lobby if possible for public health and safety. Please follow procedures for plan & permit application submittal and retrieval as described below.

  • Building/Fire Alarm/Fire Suppression/Revision Applications and Plan Intake– Mail or drop off 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 Building Inspection’s 2nd floor lobby:
    • 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 at (937) 333-4284, mailed, or dropped off. Please find contact numbers below for each trade:
    • Plumbing/Gas/Sewer/Water: (937) 333-3892
    • Electrical: (937) 333-3881
    • HVAC : (937) 333-3980
  • Distribution of Approved Plans & Permits – A plan exchange table will continue in use, located in the vestibule of our lobby. Arrangements will need to be made with Building Inspection staff for distribution of approved plans and permits. Please contact Roderick Long at (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 re-instated between 8:30 am and 11:30 am.
  • Meetings – The Building Inspection Division is arranging for conference calling and video conferencing for meetings that would typically be held in our offices. Please coordinate these meetings with your Building Inspection primary contact.
  • Payment of Fees – Fees can be paid by cash, credit card, or check made out to City of Dayton. Cash payments must be made in person. Credit/debit card payments can be made in person, by fax on mechanical permit applications, or over the phone at our cashier’s office (937) 333-3883.
  • 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.

    • Valid concerns about entering any properties may require the contractor to meet the inspector at the property and make entry to provide the inspector with 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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