Whether you’re applying pesticides, training staff, selling Restricted Use Pesticides (RUPs), or managing a business license, the Office of Indiana State Chemist (OISC) provides the tools and guidance you need to stay compliant and informed.
This section is designed to support businesses and applicators with up-to-date information on Indiana laws, licensing requirements, training expectations, recordkeeping, and more. These resources reflect recent legislative changes and align with federal standards.
Who needs a Business License?
- Any business applies pesticides or fertilizer materials to another person’s property for hire
- Any business that provides wood destroying insect inspections
- Any business that sells or distributes Restricted Use Pesticides
What are the requirements for applying and maintaining a business license?
- All for-hire businesses and wood destroying insect inspection businesses must:
- maintain liability insurance. Proof of insurance is required when applying for your business license.
- employ at least one certified and licensed commercial applicator who is fully certified in the categories relevant to the business’ operations.
Business licenses are renewed annually.
For more information related to businesses that deal with fertilizer, please review information on the Fertilizer Section pages.
For more information on how to become and maintain a Commercial Applicator license, please see our Commercial Applicators page.