Jefferson Township
Cass County, Michigan
Last verified September 17, 2026
Jefferson Township is a jurisdiction in Cass County, Michigan, which does not currently list an online permit database — contact the department directly by phone or email. Use the contact information below to reach the local building department, or the mailing address if the jurisdiction needs to be listed as a certificate holder on a contractor's insurance documentation.
Contact
Permit Search
No online permit database on file — contact the department directly by phone or email.
Certificate Holder Mailing Address
Jefferson Township24725 Jefferson Center Street (PO Box 188)
Cassopolis, MI 49031
Use this address when the jurisdiction needs to be listed as a certificate holder on a contractor's insurance documentation.
Additional Notes
The township does not maintain regular office hours; residents are directed to contact individual building/mechanical/plumbing/zoning inspectors listed on the township directory page, or the Clerk for general assistance. CAUTION — domain collisions found during research: jeffersontwpbc.com is Jefferson Township, Berks County, PA, and jeffersontownship.org is Jefferson Township, Franklin County, OH; neither was used as a source here. Cass County also runs a general Building/Mechanical/Electrical Permit page (casscountymi.org/1652) that may apply if the township does not independently issue permits — not fully confirmed which office is authoritative, included as an unconfirmed lead.
What You Need Before Applying for a Permit
Most building departments ask for the same core package before they'll issue a permit: a completed application naming the property owner and contractor, the contractor's state license number and proof of insurance (general liability, and workers' comp if employees are on the job), a notice of commencement or equivalent recorded filing for larger jobs where the state requires one, and scaled plans or a site plan for anything beyond minor repairs. Roofing, fence, pool, and solar permits typically have their own simplified checklists — Jefferson Township's department (above) can confirm exactly what applies to your project.
Why this matters for insurance: permit history is one of the first things an underwriter or adjuster checks. Unpermitted work — a finished basement, an added bedroom, a rebuilt roof — can complicate a claim or even void coverage for that portion of the loss, and it routinely surfaces during a home inspection. Pulling the right permit up front, and keeping the closed-permit record on file, protects both the property's value and its insurability at resale.
More in Cass County
See Cass County property and court records →
Other building permit jurisdictions in Cass County: