Naperville Historic Preservation & Tax Incentives

Land Use and Zoning Illinois 3 Minutes Read · published February 21, 2026 Flag of Illinois

Naperville, Illinois property owners and developers must understand local historic preservation review and how tax incentives may interact with municipal rules. This guide explains when a Certificate of Appropriateness or review is required, which city office enforces preservation rules, typical compliance steps, and where to find official forms and code citations so owners can apply, appeal, or report suspected violations.

Overview of Local Review

The City of Naperville requires review of exterior alterations, demolitions, and new construction affecting designated local landmarks and historic districts. The Historic Preservation Commission advises and decides on Certificates of Appropriateness; staff-level reviews are handled by Community Development when allowed. For code text and ordinance authority, consult the municipal code and the city historic preservation program pages below. Municipal Code[1] Historic Preservation program[2]

Typical Review Triggers

  • Exterior alterations to buildings listed as local landmarks or within a local historic district.
  • Demolition or relocation of contributing structures.
  • New construction within a historic district that affects historic character.

Owners should consult the Certificate of Appropriateness application and filing instructions before ordering materials or starting work. Official application forms and submission details are published by the City’s Community Development department. Forms & Applications[3]

Penalties & Enforcement

Enforcement of the historic preservation ordinance is performed by the Community Development Department and the Historic Preservation Commission, with support from Code Compliance for violations and the City Attorney for prosecutions. The municipal code sets the basis for enforcement; specific penalties and escalation ranges are not listed verbatim on the cited municipal pages and must be checked in the ordinance text linked below.

Contact Community Development early if you believe work may require review.
  • Fines: not specified on the cited page; consult the municipal code for exact fine amounts and per-day rates.[1]
  • Escalation: the municipal code describes civil penalties and continuing violation provisions; specific first/repeat offence ranges are not specified on the cited page.[1]
  • Non-monetary sanctions: stop-work orders, restoration orders, permit revocation, and court injunctions or abatement actions may be used.
  • Enforcer & complaints: Community Development handles reviews and complaints; submit complaints or request inspections through the department contact page cited in Resources.
  • Appeals & review: decisions by the Historic Preservation Commission are subject to appeal processes set out in the municipal code; specific appeal time limits are not specified on the cited page and should be confirmed in the code.[1]
  • Defences & discretion: permits, variances, or demonstrated hardship may be considered; consult staff early for potential mitigations.

Applications & Forms

  • Certificate of Appropriateness (COA) application — purpose: review proposed exterior changes in landmarks/districts; fee: not specified on the cited form page; submission: Community Development forms portal or mailed to Community Development per instructions.[3]
  • Deadlines: filing schedules for HPC hearings are on the forms page or by contacting staff; specific filing deadlines are not specified on the cited page.[3]

How-To

  1. Determine whether your property is a local landmark or in a local historic district by checking the municipal register or contacting Community Development.
  2. Download and complete the Certificate of Appropriateness application and prepare required drawings and materials.
  3. Submit the application to Community Development by the posted filing date for the Historic Preservation Commission meeting.
  4. Attend the hearing if required, respond to staff review comments, and obtain the COA before starting work.

FAQ

Do I need approval to replace windows on a historic house?
If the house is a local landmark or in a local historic district, exterior changes such as window replacement typically require a Certificate of Appropriateness; check with Community Development for your property status.[2]
Are there local tax credits or abatements managed by the City?
The City’s public pages do not list a city-managed tax credit or abatement program for historic properties; owners should consult state or federal historic tax credit programs and tax advisors. The municipal pages referenced do not specify local tax incentives.[2]
How do I report unauthorized demolition or work?
Report suspected violations to Community Development or Code Compliance using the city contact and complaint channels listed in Resources; enforcement is handled by Community Development with possible referral to the City Attorney.[2]

Key Takeaways

  • Check property status before altering exterior features.
  • Apply for a Certificate of Appropriateness when required to avoid stop-work orders or penalties.
  • Contact Community Development early for guidance on forms and filing schedules.

Help and Support / Resources

  1. [1] City of Naperville - Municipal Code (Municode): Code of Ordinances
  2. [2] City of Naperville - Historic Preservation program
  3. [3] City of Naperville - Historic Preservation forms & applications

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