NEW – Changes for the 2026 Lime Materials License Renewal and Tonnage Reporting Term!
New this year, existing license holders will be able to apply online for their annual Wisconsin Lime Materials license, report annual lime tonnage, and pay fees. Details on the online application process will follow.
Do not submit your renewal materials until the new forms are available. The new versions of the 2025 Lime Tonnage Report and the 2026 Lime License Renewal Application will be posted by late November 2025.
License numbers will change to a six-digit number (e.g. 654321). This replaces the previous 28-012345-012345 format.
Regulatory consultants: Prior to submitting online applications for your clients, contact us at datcpfert@wisconsin.gov so that we can provide online access.
Any individual or business that sells or distributes lime in Wisconsin:
Needs an annual lime materials license, valid January 1-December 31. The license fee is $10/year.
Must complete an annual tonnage report and pay tonnage fees of $0.0125/ton sold in the previous year
Liming materials include agricultural lime, marl, and paper mill refuse. You must be licensed and pay the tonnage fee even if you sell by volume rather than weight.
Current license holders will receive renewal packets by mail, including forms to report tonnage, in November. Current license holders can follow these instructions and download renewal materials below. Updated forms will be posted by November. New applicants can follow these instructions and download application materials below.
For products that also contain soil and plant additive substances, obtain a soil or plant additive license and permit for the product. For products that also make plant nutrient claims, obtain a commercial fertilizer dealer license and if required a fertilizer permit for each product.
Forms
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