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Welcome to the Office of Indiana State Chemist

The Indiana State Chemist is charged with administering several agricultural laws involving animal feeds, fertilizers, pesticides and seeds. The goals of these laws are to ensure truth-in-labeling, food safety, user safety and the protection of our environment.

Latest News, Alerts and Other Information:


  1. OISC Application Programmer position available now!
  2. Pollinator Protection Plan Development Meeting information
  3. Industrial Hemp Information
  4. Fertilizer Use Information Sheet  (pdf, 235kb)
  5. Agricultural Fertilizer Application Certification Rule
  6. OISC Mission Statements
  7. OISC Inspectors (Feed, Fertilizer and Seed)
  8. OISC Investigators (Pesticide) (pdf, 586kb)
  9. How to File a Fertilizer or Pesticide Complaint (pdf, 34kb)