Sign Permits

Attention: Advertising & Sign Ordinance Amendments 

The City of Detroit has amended Chapter 4 of the 2019 Detroit City Code Advertising and Signs Ordinance for advertisement and business signs. The effective date of the amendment is December 9, 2020. To provide information on the changes to this ordinance and assist interested parties in navigating the City's Sign Permit process, the Buildings, Safety Engineering, and Environmental Department will be hosting a three-day webinar for all sign professionals, business owners, and interested parties.

The Webinar will take place via ZOOM on November 18, 19, & 20, 2020. Each day's webinar session(s) will begin at 12:00 Noon and end at 3:00 p.m. The following subjects will be discussed along with topic Q & A sessions:

Day 1 Wednesday, November 18
Session 1:  General Overview and Implementation Strategy
Session Time:  Approximately 3 hours
Overview:  Introductions and comments from City officials. General review of changes to the Sign Ordinance and implementation strategies. A discussion on impacts of the sign ordinance to Owners, Sign Erectors, and Sign Specialists. Introduction of the Sign Guidebook.
Day 2 Thursday, November 19
Session 2:  General Requirements, Special Districts & Overlay, Historic District Review
Session Time:  Approximately 1.5 hours
Overview: Review major changes and new requirements for overlay districts and their impacts to signs. Overview of Historic Districts and Historic Review Process and requirements.


Session 3:  Permit Application Review Waiver & Appeals
Session Time:  Approximately 1.5 hours
Overview: Review Sign Application requirements and process and identify core changes. Overview of PDD waiver process. Overview of DA&H appeals and hearings requirements and process. Review of Historic Requirements. Overview of MDOT requirements for regulated roads.
Day 3 Friday, November 20
Session 4:  Business Signs, Construction Inspections, License, & Maintenance
Session Time:  Approximately 1.5 hours
Overview: Overview of general requirements and review major changes impacting business sign. Overview of construction inspections, Certificate of Acceptance. Outline sign license, maintenance requirements, and enforcement.


Session 5:  Advertising Signs, MDOT Requirements, Construction Inspections, License & Maintenance
Session Time:  Approximately 1.5 hours
Overview: Overview of general requirements and review major changes impacting advertising signs. Overview of construction inspections, Certificate of Acceptance, and initial Sign License. DPW Traffic & Encroachment review.





If you are interested in attending the Zoom Webinar Information as follows:

Topic: City of Detroit 2020 Advertisement and Sign Ordinance Webinar
Time: This is a recurring meet Meet anytime

Join Zoom Meeting: 

Meeting ID: 856 9197 2689

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If a contractor is pulling a sign permit they:

  • Must be licensed with the State of Michigan and Registered with the City of Detroit as a sign erector
  • Must provide three (3) copies of plans of work performed (approved by Zoning and Structural Division)
  • Must obtain approval letter from the City of Detroit Department of Public Works, Street Maintenance and Traffic Engineering Sections
  • Must obtain approval on the application by Plan Review Division (room 409)
  • Must have application processed by Building Permit Counter (room 402)
  • Must pay all applicable fees at the cashier's station, the same day, once the application has been processed.