Wisconsin Lemon Law Statute of Limitations

Wisconsin’s lemon-law timing rules involve a Rights Period plus a long Lemon Law action filing window plus an unusually long UCC / Magnuson-Moss runway.

The deadlines

Statute	Deadline	Triggered by
Wisconsin Lemon Law (§ 218.0171(1)(h)) Rights Period	1 year OR end of express warranty, whichever first	First delivery date
Wisconsin Lemon Law action filing (Wis. Stat. § 893.93)	36 months from first delivery	First delivery date
Magnuson-Moss / Wis. Stat. § 402.725	6 years from first delivery (WI’s UCC SOL is unusually long)	First delivery date

1-year Rights Period

This is the eligibility window for the Wisconsin Lemon Law.

36-month Lemon Law action filing window

Under Wis. Stat. § 893.93, the Lemon Law action itself can be filed up to 36 months from first delivery — providing a substantial filing runway beyond the 1-year Rights Period.

Wisconsin’s 6-year UCC SOL — unusually long

Magnuson-Moss claims follow the state UCC warranty SOL, which in Wisconsin is 6 years from tender of delivery under Wis. Stat. § 402.725(1). This is substantially longer than most states (which use 4 years), giving Wisconsin Magnuson-Moss claims a uniquely long runway.

Practical strategy

Time since delivery	Best avenues
0 – 9 months	All open; pursue Lemon Law with potential automatic doubling.
9 – 12 months	Lemon Law Rights Period closing; file written election promptly.
12 – 36 months	Lemon Law Rights Period closed but action filing still open.
36 months – 6 years	Lemon Law closed; pursue Magnuson-Moss in federal court under Wisconsin’s long UCC SOL.
6+ years	Few viable options.

What to do if past the Lemon Law

1. Don’t give up — Wisconsin’s 6-year UCC SOL applied to Magnuson-Moss is among the longest in the country.
2. Document the timeline carefully.
3. Talk to a Wisconsin lemon-law attorney.

Bottom line

Wisconsin’s framework provides multiple long avenues. The 1-year Rights Period is tight, but the 36-month Lemon Law action filing window and 6-year UCC / Magnuson-Moss SOL provide substantial backup. For maximum recovery, pursue Lemon Law action with the automatic § 218.0171(7) doubling mechanism within the action filing window.

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