All registrations of specialty fertilizer products expire on December 31. You will receive your Specialty Fertilizer Registration Renewal application by mail. Make any corrections, deletions or additions to the application. If more space is needed, please use the reverse side of application.

A penalty of 50% of the registration fee will be assessed to all renewal applications postmarked after December 31.

Labels and labeling used in promoting the sale of the products you are registering must be submitted for all new and conditionally (*) registered products. Labels for renewal products need only be submitted if label modifications have been made since last submission. No registration will be granted until product labels have been submitted for all new and conditionally (*) registered products.

Frequently Asked Questions

No. Labels and MSDS for renewal products need only be submitted if label modifications have been made since last submission, products are listed as conditional on the renewal application, or if new products are added on the renewal application.

This indicates the product was conditionally registered for the previous registration period due to the product label not complying with our department’s regulations. If the labeling issues were not addressed as required, registration may be denied.

Yes. Products can be added to the bottom or reverse side of the renewal form. If you need additional new product registration applications, please download a (new) application for specialty fertilizer product registration listed under Forms + Resources or please email fertilizer.registration.mda@state.mn.us.

No, according to the Application and Inspection Fees law (MINN. STAT. § 18C.425 Subd. 4) if an application for registration renewal is not filed before January 1 an additional application fee must be paid before the renewal registration may be issued. The additional fee is equal to one-half of the original application fee.

The envelope containing your renewal application must be postmarked by December 31st.

Yes, under the General Licensing and Registration Conditions statute (MINN. STAT. § 18C.401 Subd. 5) the commissioner may not license or register fertilizer containing more than 500 parts per million by weight of arsenic. 

Reports of arsenic analysis are no longer required to be submitted at the time of product registration or licensing. A company representative certifies that all fertilizers submitted for registration or license comply with Minnesota licensing and registration conditions when they sign an application (MINN. STAT. § 18C.401 Subd. 5). Reports of arsenic analysis should be on file and available if requested by the MDA.

The MDA may choose to conduct random audits by requesting reports of arsenic analysis from registrants and license holders.  We may also require reports of arsenic analysis prior to the approval of products that contain micronutrients, waste or ash derived fertilizer or filler materials.

Yes. However, the laboratory sample preparation and analysis procedures must be completed using the methods listed below.

Analysis MethodMethod Number
Inductively Coupled Plasma (ICP)6010, 6010A, 6010B
Atomic Absorption (AA)7060A (Furnace Technique) or 7061A (Gaseous Hydride)*
Inductively Coupled Plasma Mass Spectroscopy (ICP/MS)6020

Use sample preparation method 3050B or 3051A. *A specific sample preparation method is detailed within the analytical procedure description for this method of analysis.

No. An analytical report of the final fertilizer product must be submitted. The sample analyzed must be from the final product in the form it will offered for sale.

It is a waste product of the incineration of materials including but not limited to municipal solid waste, biosolids, animal manure, coal, wood or other plant materials or a combination of these materials.

It is a commercial fertilizer that is derived from an industrial byproduct or other material that would otherwise be disposed of. This may include solid or hazardous wastes but does not include regulated biosolids or wastewater.

Boron (B), Chlorine (Cl), Cobalt (Co), Copper (Cu), Iron (Fe), Manganese (Mn), Molybdenum (Mo), Sodium (Na) and Zinc (Zn).

No. They are secondary nutrients.

Yes. All combination products are required to be registered as pesticides and as specialty fertilizers. For pesticide product registration information, please contact Paula Rose at 651-201-6583. When renewing your pesticide and specialty fertilizer products, please review your applications to make sure that all combination products are appropriately registered.