Filing obligations start the day you distribute · Rules library last reviewed September 19, 2026 · Every rule linked to its official source
Fertilabel / States / Wisconsin

Wisconsin fertilizer registration, tonnage report and fees

Wisconsin's requirements in one page: licence, product registration, inspection fee, reporting frequency and late penalties — each with the official source. Agency: DATCP.

WISCONSIN · FERTILABEL RULE SHEETREVIEWED 2026-09-04
Licence
$30 · annual (October to September) · total $40 in 2026, $50 in 2027 · plus $12.50 (2026) / $25 (2027) for bulk distribution · base $30 plus ACCP surcharge; extra surcharge if distributing bulk fertilizer in Wisconsin
Product registration
product permit $25 · applies to: non-agricultural or specialty-use fertilizer · $25 per permit, a one-time charge
Inspection fee
$0.62 per ton · total $0.67 per ton in 2026, $0.70 in 2027 · period: fertilizer distributed 1 July to 30 June of the previous fiscal period · the 23 cents per ton in the base statute is superseded by the fee the agency publishes
Work out the Wisconsin fee for a given tonnage →
Tonnage report
Annual · due 30 September, with the renewal · period July to June
Late penalty
10%, minimum $10 · late renewal 20%
Filing route
MyDATCP
Public registrant list
Dealers sheet in MyDATCP (NOT SEEN)
Rules last reviewed
2026-09-04

What this means in practice

Every state sets its own calendar, its own fee and its own filing route, and none of them warn you before a deadline passes. In Wisconsin the reporting cycle is annual, so the work repeats once a year for as long as you distribute there.

If you also sell in other states, none of those dates line up. That is the whole problem Fertilabel exists to solve: one calendar, one place, every form prefilled, every fee calculated, and the official source next to every rule so your own team can check it.

Questions

Do I need to register my fertilizer product in Wisconsin?
Wisconsin regulates fertilizer at state level — there is no federal fertilizer registry in the United States. The licence and registration requirements above come from the official sources listed at the foot of this page. Confirm your specific product with the agency: what applies depends on the product type and package size.
How often is the Wisconsin tonnage report due?
Annual · due 30 September, with the renewal · period July to June.
What happens if I file the Wisconsin tonnage report late?
10%, minimum $10 · late renewal 20%.
Does Fertilabel file this for me?
No. We prepare the calendar, the prefilled forms and the fee math, and you submit under your own state account. You stay the registrant of record. We are not a law firm and we do not give legal advice.

Know the day Wisconsin changes a rule

One email when a fee, a date or a form on this page changes, with the official source. Nothing else: no newsletter, no sales sequence. And a seat on the early-access list for the calendar, prefilled forms and fee math.

You can also pick several states on the early-access form. Unsubscribe with one reply. Privacy.

Official sources

Rules for Wisconsin last reviewed on 2026-09-04. Anything we could not read in an official source is marked “Not verified” above rather than filled in with a plausible value.