79-04: A Summary of Federal and State Requirements for Commercial ApplicatorsSection 4 of the Federal Insecticide, Fungicide and Rodenticide Act (FIFRA), as amended, requires certification of all pesticide ap plicators using restricted use pesticides. The states have an op tion to enforce this requirement, but the state plan must be approved by the EPA. If a state does not adopt a plan or the plan is not ap proved, the EPA conducts the certification program in that state. Any state where the EPA conducts the program, the