Forfeiture penalty. Unless otherwise provided in this chapter, the
penalty for violation of any provision of this chapter shall be a
forfeiture as hereafter provided, together with court costs and fees
prescribed by §§ 814.63(1) and (2) or 814.65(1), Wis.
Stats., the penalty assessment for moving traffic violations and the
driver improvement surcharge imposed by §§ 757.05 and
346.655, Wis. Stats., where applicable. Payment of the judgment and
applicable court costs, fees, assessments and surcharges may be suspended
by the sentencing court for not more than 60 days. Any person 18 years
of age or older who shall fail to pay the amount of the forfeiture,
court costs, any penalty assessment or driver surcharge or other penalty
imposed for violation of any provision of this chapter may, upon order
of the court entering judgment therefor and having jurisdiction of
the case, be imprisoned until such forfeiture, costs and assessment
are paid, but not exceeding 90 days.