Commerce Township Building Department 2026: Permits, Inspections & Services

Commerce Township Building Permits, Inspections and Local Requirements

If your property is inside Commerce Township, Michigan, the Township Building Department is the main local office for building permits, construction plan review, trade permits and required inspections. The office also works with zoning, floodplain, soil erosion, water and sewer requirements when those issues affect a project.

Start here: Before buying materials or allowing a contractor to begin work, identify every permit your project needs, confirm any zoning or outside approvals, prepare the required plans, and wait until the permit is actually issued. Commerce Township specifically requires permits for many projects that homeowners sometimes assume are exempt, including roofing, siding and fences.
Commerce Township Building, Water & Sewer
2009 Township Drive
Commerce Township, MI 48390
Phone: 248-960-7060
Email: building@commercetwp.com
Official department: Commerce Township Building, Water & Sewer

What the Commerce Township Building Department Handles

The department enforces Michigan construction-code requirements and Commerce Township ordinances for property within its jurisdiction. Its work includes reviewing building applications and plans, issuing permits, inspecting regulated work and helping determine whether additional zoning, floodplain, septic, soil erosion or utility requirements apply.

Service What it generally covers
Building permits New construction, additions, structural alterations, demolition and qualifying accessory structures.
Residential permits New homes, additions, remodeling, decks, garages, sheds, pools, roofing, siding, fences and other regulated work.
Trade permits Electrical, plumbing and mechanical work.
Plan review Construction drawings, site plans and supporting documents when required.
Inspections Required building and trade inspections during construction and at completion.
Zoning coordination Setbacks, accessory structures, fences, property use and other zoning-related issues.
Floodplain matters Development in regulated flood areas, FEMA elevation information and floodplain-related permits.

Do You Need a Building Permit?

Commerce Township states that new construction and structural changes require permits. Electrical, plumbing and heating work also requires the appropriate trade permit and inspection.

The Township’s published FAQ and permit materials also identify several common projects with more specific rules:

Project Commerce Township guidance
New house or major addition Building permit and plan review are required. Trade permits may also be needed.
Structural remodeling A building permit is required.
Electrical work An electrical permit and inspection are generally required.
Plumbing work A plumbing permit and inspection are generally required.
Heating / mechanical work A mechanical permit and inspection are generally required.
Deck The Township states that a deck above grade requires a permit.
Shed or accessory structure over 200 sq. ft. A building permit is required.
Shed under 200 sq. ft. A building permit may not be required, but Township material says zoning approval/review and applicable setbacks still apply.
Roof replacement Commerce Township says a building permit is required.
Siding Commerce Township says a building permit is required.
Fence A permit is required under the Township’s published guidance.
Replacement window, same opening The Township FAQ says a permit is not required when the opening is not enlarged.
Changing window size A permit is required because the opening is being altered.
Commercial construction or alteration Building and applicable trade permits are required. Planning/site-plan or professional-plan requirements may also apply.
Do not use the 200-square-foot shed rule as a blanket exemption. A small accessory structure can still be subject to zoning, setbacks, placement restrictions, floodplain rules or other property-specific requirements. Check before placing or ordering the structure.

How to Apply for a Commerce Township Building Permit

Commerce Township maintains an official forms page containing residential and non-residential building applications, electrical, mechanical and plumbing applications, soil erosion forms, floodplain forms, grading documents, deck guidance and other handouts.

  1. Confirm the property is actually in Commerce Township.
    A mailing address alone is not always enough to identify the permitting authority. This matters especially around Oakland County municipal boundaries. Nearby communities such as Bloomfield Township, the City of Bloomfield Hills and Birmingham operate their own permitting systems.
  2. Identify every permit your project needs.
    A single remodeling job can involve a building permit plus electrical, plumbing and mechanical permits. Projects affecting land use or placement may also require zoning review.
  3. Open the Township’s forms page.
    Go to the official Applications, Forms and Handouts page. Choose the form that matches your project rather than using an application copied from another municipality.
  4. Complete the property and applicant information.
    The residential application requests information such as the job address, parcel/Sidwell information, owner details, contractor details, water/sewer or well/septic status, project type, square footage and estimated project cost.
  5. Prepare the required site plan and construction drawings.
    For residential structures, Township guidance calls for site information showing items such as lot dimensions, elevations, easements, floodplain conditions, setbacks, existing/proposed structures, septic and well locations when applicable, roads, wetlands and other relevant site conditions.
  6. Add supporting approvals before submission when required.
    Depending on the property, this can include septic approval, subdivision approval, soil-erosion documents, floodplain information, an energy-code form or other agency approvals.
  7. Submit complete plans.
    Commerce Township’s permit-requirements handout asks for two complete sets of residential building plans, with structural elevations, sections, floor plans, construction materials, dimensions and other details needed for review.
  8. Wait for review and corrections.
    Do not assume submission means approval. If the reviewer asks for missing information or revised plans, respond before scheduling construction.
  9. Pay the assessed permit fees.
    Permit cost depends on the project and may include building, plan-review, administrative, trade or inspection-related charges.
  10. Begin regulated work only after the permit is issued.
    Trade-permit forms specifically warn that work should not begin before the applicable permit has been filed and issued.

The Township also publishes a building permit requirements handout. It is useful for preparing a submittal, but because that document has an older revision date, confirm current zoning and code requirements before relying on any older dimensional example shown in the handout.

Residential Plans: What to Prepare Before You Apply

A well-prepared application can save a lot of back-and-forth. For a residential addition, new home or similar structural project, prepare the information below before submitting.

  • Property address and parcel/Sidwell information.
  • Owner and applicant contact information.
  • Contractor information and applicable license details.
  • Clear description of the proposed work.
  • Project square footage and estimated construction cost.
  • Scaled site plan.
  • Existing and proposed structures.
  • Property lines and setbacks.
  • Roads, easements and relevant utilities.
  • Well and septic locations when applicable.
  • Floodplain and wetland information when applicable.
  • Floor plans.
  • Building elevations.
  • Structural sections and construction details.
  • Window and door sizes where relevant.
  • Energy-code information for projects that require it.
  • Subdivision, septic, soil erosion or other approvals when applicable.

The Township’s residential application recognizes both contractor and qualifying homeowner applications. A homeowner signing as the permit holder is accepting responsibility for the work and for compliance with applicable codes and inspections. If you hire a contractor, Commerce Township recommends that the contractor secure the permit because the permit holder is the party responsible for the permitted work.

Electrical, Plumbing and Mechanical Permits

Commerce Township provides separate applications for electrical, plumbing and mechanical work. The forms require job-site, owner and contractor information and explain that regulated work should not be concealed before inspection.

Use the official forms page to obtain the current version rather than saving an old copy:

Practical point: Do not let drywall, insulation, ceilings, cabinets or other finishes cover work that still needs inspection. If an inspector cannot see the regulated work, part of the finished area may have to be opened again.

How to Schedule a Commerce Township Inspection

Commerce Township now publishes a BS&A Online page for permitting and inspection services. The Township says users need a BS&A account, and the page provides links for registration and inspection scheduling.

  1. Open the Township’s official BS&A Online Permitting and Inspection page.
  2. Create or sign in to your BS&A account using the Township’s registration link.
  3. Choose the inspection-scheduling option.
  4. Have the permit number and exact job-site address ready.
  5. Select the correct permit and inspection type.
  6. Submit the request and check for confirmation or further instructions.
  7. Make sure the work being inspected is complete, accessible and not concealed.

Commerce Township’s published FAQ also states that inspection requests should be made by 4:00 p.m. for the next working day and that the permit number and site address are needed. Because the Township is transitioning more services online, verify the current scheduling method if you need a specific next-day inspection.

Inspection sequence matters. Township guidance says building inspections may depend on electrical, plumbing and heating/mechanical inspections being completed and approved first. Do not schedule trades in a sequence that leaves later work blocked.

Typical Inspection Stages

The exact inspections depend on the project. A simple roof permit will not follow the same inspection path as a new house. Larger projects may involve several inspections before work can be concealed or the next construction stage begins.

Stage What may be reviewed
Site / zoning Location, setbacks or other approved site conditions when required.
Footing / foundation Foundation work before it is covered or backfilled where applicable.
Underground trades Plumbing, electrical or mechanical work that will be buried or concealed.
Rough inspections Framing and rough electrical, plumbing and mechanical systems.
Insulation / energy Energy-related work where inspection is required before concealment.
Final trade inspections Completed electrical, plumbing and mechanical work.
Final building inspection Overall completion and code compliance before applicable close-out or occupancy approval.

Commerce Township Building Permit Fees in 2026

Commerce Township does not use one flat building-permit price for every project. The Township’s current Fee Ordinance No. 2.032 was adopted in March 2026 and bases building-permit valuation on the International Code Council’s Building Valuation Data, which is updated annually for fee purposes.

The 2026 ordinance uses the following building-permit fee multiplier tiers:

  • First $0 to $1 million of calculated value: $8.50 per $1,000.
  • Additional value over $1 million through $5 million: $6.50 per $1,000.
  • Additional value over $5 million: $4.50 per $1,000.

That is not necessarily the final amount you will pay. Administrative charges, plan review, inspections, electrical, plumbing, mechanical, zoning or other project-specific fees can apply.

For the most current calculation, use the Township’s official ordinances page and open the current Fee Ordinance, or call the Building Department at 248-960-7060 with the project description.

Best way to ask for a fee estimate: Have the project address, permit type, total square footage, scope of work and estimated project value ready. Asking only “How much is a permit?” usually is not enough for an accurate answer.

Michigan Building Codes Used in 2026

Commerce Township enforces Michigan construction requirements together with applicable Township ordinances. Michigan’s code editions are not all from the same publication year, so checking the correct code is important.

Code area Current Michigan reference in 2026
Building 2021 Michigan Building Code, effective April 9, 2025.
Residential 2015 Michigan Residential Code remains in effect while the court order affecting the proposed residential update remains in place.
Mechanical 2021 Michigan Mechanical Code, effective March 12, 2024.
Plumbing 2021 Michigan Plumbing Code, effective March 12, 2024.
Electrical 2023 National Electrical Code with Michigan Part 8 rules, effective March 12, 2024.
Commercial energy 2021 Michigan Commercial Energy Code, effective April 22, 2025.

Michigan LARA maintains the authoritative current construction-code list. Code editions can change, especially while residential-code rulemaking remains active, so verify the controlling edition for a new application rather than relying on an old project.

Floodplain, Wetland, Septic and Soil-Erosion Issues

Commerce Township has many lakes and environmentally sensitive areas, so land-related approvals can be just as important as the building plans.

The Township states that development within a regulated floodplain can require approval even when the activity is not a conventional building—for example, filling or excavation. If your parcel is near a lake, drainage area or mapped flood hazard, resolve this before finalizing construction plans.

Use the Township’s official flood information page or call 248-960-7060. The Building Department also maintains FEMA-related information and elevation certificates for applicable properties.

Septic approval may also be required for properties that do not use municipal sewer. The permit-requirements handout specifically tells applicants to include septic approval when applicable and to show septic and well locations on the site plan.

Commercial Projects and New Occupancies

Commercial construction usually requires more coordination than a small residential project. Commerce Township’s published materials state that site-plan review is necessary in many non-residential cases and that professional plans may be required.

Before filing a commercial application, confirm whether your project needs:

  • Planning or site-plan approval.
  • Building plan review.
  • Architect- or engineer-sealed drawings.
  • Electrical, plumbing or mechanical review.
  • Fire Department review or inspection.
  • Utility approval.
  • Soil erosion, drainage or engineering review.
  • Accessibility compliance.
  • Change-of-use or occupancy approval.
  • Final certificate or other authorization before occupancy.

Calling before signing a construction schedule can prevent an expensive surprise. A contractor may be ready to start while planning, fire or engineering approvals are still unresolved.

Common Problems That Delay a Permit

Problem What to do
Incomplete site plan Show property lines, existing and proposed work, setbacks and applicable site conditions clearly.
Missing septic information Include approval and well/septic locations when applicable.
Wetlands or floodplain not identified Check the property before submitting final construction plans.
Plans are not drawn clearly or to scale Provide dimensions and enough detail for the reviewer to understand the proposed construction.
Wrong permit holder If you hired a contractor, confirm who is responsible for obtaining and managing the permit.
Work started too early Wait until required permits are issued.
Work covered before inspection Schedule rough or concealed-work inspections before closing walls or covering systems.
Wrong municipality Verify that Commerce Township—not another Oakland County city or township—has jurisdiction over the parcel.

Before You Call the Building Department

You will usually get a clearer answer if you give the department enough information to understand the project. Have these details ready:

  • Exact property address.
  • Parcel number if available.
  • Residential or commercial use.
  • Simple description of the proposed work.
  • Approximate dimensions or square footage.
  • Whether a contractor will perform the work.
  • Whether the property uses public water/sewer or a well/septic system.
  • Whether the property is lakefront or near a floodplain/wetland.
  • Permit number if calling about an existing application or inspection.

A two-minute preparation before the call can save several rounds of emails later.

Frequently Asked Questions

1. Where is the Commerce Township Building Department?

The Building, Water & Sewer office is at 2009 Township Drive, Commerce Township, MI 48390. The main phone number is 248-960-7060 and the department email is building@commercetwp.com.

2. Can I apply for a Commerce Township building permit online?

Commerce Township publishes a BS&A Online permitting and inspection page with account-registration, inspection and permit links. However, the page text has also indicated that online permit application functionality is being introduced. Check the current portal option for your permit type; if it is not available, use the official application form and contact the Building Department for submission instructions.

3. Do I need a permit for a shed in Commerce Township?

A shed or accessory structure over 200 square feet requires a building permit. Structures under 200 square feet may not require a building permit, but Township guidance still requires compliance with zoning and applicable placement or setback rules.

4. Does Commerce Township require a permit for a fence?

Yes. The Township’s published building FAQ identifies fences as requiring a permit. Confirm placement and zoning requirements before installation.

5. Do I need a permit to replace a roof or siding?

Yes. Commerce Township specifically states that building permits are required for roofing and siding work.

6. Do replacement windows require a permit?

The Township FAQ says a permit is not required when a replacement window uses the existing opening without increasing its size. A permit is required when the opening is changed.

7. How do I schedule a building inspection?

Use Commerce Township’s official BS&A Online inspection page and have the permit number and job-site address available. The Township FAQ also states that requests submitted by 4:00 p.m. are scheduled for the next working day under its published procedure, subject to current department scheduling.

8. How much is a building permit in Commerce Township?

There is no single flat price. The 2026 fee ordinance calculates building-permit charges from construction valuation and applicable fee multipliers. Plan review, administration, inspections and trade permits can add to the total. Contact the department with the project details for an accurate amount.

9. Can a homeowner pull their own permit?

The Township’s residential and trade applications contain homeowner-permit provisions for qualifying owner-performed work. The homeowner becomes responsible for code compliance and arranging inspections. If a contractor is doing the work, Commerce Township advises that the contractor should generally obtain the permit.

10. What building code does Commerce Township use in 2026?

Commerce Township applies Michigan construction codes and local ordinances. In 2026, key state references include the 2021 Michigan Building Code, 2021 Michigan Mechanical Code, 2021 Michigan Plumbing Code and 2023 NEC with Michigan rules. The 2015 Michigan Residential Code remains the current residential code while the court order affecting the proposed update remains in effect.

Final Checklist

  • Confirm Commerce Township is the correct jurisdiction.
  • Identify building and trade permits before starting.
  • Check zoning and site restrictions early.
  • Prepare a complete site plan and construction drawings.
  • Include septic, floodplain, soil erosion or other approvals when relevant.
  • Use the Township’s current forms.
  • Wait for permit issuance before beginning regulated work.
  • Schedule inspections before work is concealed.
  • Complete required trade inspections before the building final when applicable.
  • Do not occupy a project that requires final occupancy authorization until that authorization has been issued.

Information reviewed for 2026 using Commerce Township and Michigan government resources. Permit procedures, fees, portal features and code requirements can change. For a project-specific decision, the Charter Township of Commerce Building Department is the controlling local authority.

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