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Fertilizer Products Certificate of Free Sale for MDARD License Holders


The Michigan Department of Agriculture and Rural Development's (MDARD) Pesticide and Plant Pest Management Division offers and processes Certificates of Free Sale for fertilizer related products. Issued certificates expire one year from the date of issuance.


$60 for the initial certificate.
$10 for each additional certificate.


Step 1

Requestor must be currently licensed by MDARD's Pesticide and Plant Pest Management Division as a Commercial Fertilizer Processor. If you have questions regarding this, please contact

Step 2

Requestor must complete the Certificate of Free Sale Request Form and send in payment. Request form and payment will be mailed to:
Regular USPS Mail: MDARD PO Box 30776 Lansing, MI 48909.
FedEx or UPS: MDOT/ASC 425 W. Ottawa St. Lansing, MI  48933

Step 3

Email copy of request form, copies of product label(s), and the date your payment/request was mailed in to

When MDARD receives your payment and assures requestors compliance of the Michigan Fertilizer Law, we will process your Certificate of Free Sale request. Once we have completed a draft of your request, we will email a copy to you for approval. Once approved by you, we request 7-10 business days to complete the request and mail it to you.


Michigan Fertilizer Law, Part 85, as amended


Please email or call MDARD’s Customer Service Center at (800) 292-3939.