Editors' Summary: This is the second of a three-part series explaining pesticide regulation. This installment discusses requirements for registration of pesticide producers, producer recordkeeping, end user requirements including those related to restricted use pesticides, enforcement authority, and EPA rulemaking and judicial review. The previous installment, which appeared in last month's issue, 24 ELR 10449, examined federal jurisdiction over pesticides, labeling and packaging requirements, pesticide registration, and related regulatory authorities. The third installment will cover storage, transportation, and disposal; import and export; state authority; data reporting; residue tolerances; biotechnology regulation; and emerging issues.