You need a PRIVATE APPLICATORS license if you spray restricted-use pesticides on lands you own or control in the production of an agricultural commodity, such as:
NOTES FOR PRIVATE APPLICATORS ONLY:
You need COMMERCIAL APPLICATORS license if you apply any pesticide (General Use and/or Restricted Use) and:
a. You are an employee of a governmental agency or unit who applies any pesticides in the normal course of your duties, such as park districts, highway departments, nature preserves, school districts, and municipal/village/township/county employees.
b. You apply any pesticides (General Use and/or Restricted Use) to property of your employer only (e.g., utilities, railroads, groundskeepers, golf courses, greenhouse worker, etc.)
c. You apply any pesticides (General Use and/or Restricted Use) for hire. (Lawn Care companies, agronomic custom spray operators, tree care industry)