Wisconsin Oversize and Overweight Fines and Penalties

Any person who violates s. 348.17 (2) or 348.19 (3) may be equired to forfeit not less than $50 nor more than $100 upon the first conviction and, upon the 2nd or each subsequent conviction within a 12-month period, may be required to forfeit not less than $100 nor more than $200. It is declared to be the public policy of the state that prosecutions for overweight violations shall in every instance where practicable be instituted against the person holding the authority, certificates, licenses or permits evidencing operating privileges from the department which may be the proper object of cancellation or revocation proceedings. In instances where a combination of tractor and trailer or semitrailer is used, the person standing in the relationship of principal or employer to the driver of the tractor portion of the vehicle combination is liable for violation of ss. 348.15 to 348.17 along with the owner holding authority, certificates, licenses or permits from the state. It is a violation of ss. 348.15 to 348.17 for the owner or any other person employing or otherwise directing the operator of the vehicle to require or permit the operation of such vehicle upon a highway contrary to ss. 348.15 to 348.17. This section shall not apply to individuals, partnerships, limited liability companies or corporations whose principal business is leasing, for compensation, vehicles including trailers and semitrailers, but such prosecutions shall be instituted against the lessee of the vehicle.

Whenever any owner or operator is convicted of violating ss. 348.15 to 348.17 or any local ordinance in conformity with ss. 348.15 to 348.17 or any ordinance enacted under s. 349.15 (3), the clerk of the court in which the conviction occurred, or the judge or municipal judge, if the court has no clerk, shall, within 48 hours after the conviction, forward a record of conviction to the department. Forfeiture of bail or appearance money or payment of a fine is a conviction within the meaning of this section.

For the first conviction in the year the fine will be between fifty ($50) and two hundred ($200) dollars. For the first conviction in the year the fine will be the above costs plus the following:

For the second conviction in the year the fine will be between one hundred ($100) and three hundred ($300) dollars plus the following:

Fines are assessed based on the permit weight. Operators may be fined for either over axle or over gross, whichever produces the greater fine. If overload does not exceed 1000 lbs., driver may shift the load and avoid penalty, or pay a $50 penalty to continue travel if he does not shift the load.

https://docs.legis.wisconsin.gov/statutes/statutes/348/III/175

https://docs.legis.wisconsin.gov/statutes/statutes/348/III/21