Building Permit Applications & Information

Building Permit Applications

Please include all information requested on the application. Incomplete applications will cause delays in the issuance of your permit. 

Building Information

For more information contact the Dayton Building Department at
503-864-2221 or email us at
Building permits are not accepted without payment, therefore faxed
or emailed applications will not be accepted. 

    On April 7, 2008 the Dayton City Council adopted Resolution 07 /08-30, an intergovernmental agreement with the Dayton School District, for collection and remission of the Construction Excise Tax. 

    What you need to know: 

    • The City of Dayton collects the tax on all qualifying permits
    • Residential construction is assessed at $1.20 per/square foot for new construction or improvements that increase the total square footage
      • For example: A new residence of 2000 square feet the City will collect $2,400 ($1.20 per/square foot)
      • The Construction Excise Tax for residential construction is not limited
      • Attached garages and residential accessory structures are assessed at $.60 per/square foot 
      • Non-residential construction is assessed at $.60 per/square foot, up to a maximum of $29,900 
      • The Construction Excise Tax is collected when the building permit is issued 
      • Payment must be made via check or money order payable to Dayton School District #8
    • Private school Improvements 
    • Public Improvements as defined in ORS 279A.010 
      • Residential housing that is guaranteed to be affordable, under guidelines established by the United States Department of Housing and Urban Development, to the households that earn no more than 80% of the median household income for the area in which the construction tax is imposed, for a period of at least 60 years following the date of construction of the residential building 
    • Public or private hospital improvements
    • Improvements to religious facilities primarily used for worship or education associated with worship 
    • Agricultural building as defined in ORS 445.3 l 5(2)(a) 

    Please note - It is the applicants responsibility to prove that their construction meets the requirements for exemption from the excise tax. 

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Permit Fees
Permit Fees are calculated by Building Department Staff members.  Please Do not send payments without consulting with a City of Dayton staff member first.