Pesticide Safety Improvement Act of 1991

[AI summary unavailable — showing source text] Pesticide Safety Improvement Act of 1991 - Title I: Pesticide Safety - Amends the Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) to revise specified definitions of such Act. Directs the Administrator of the Environmental Protection Agency, at any time he has information with respect to the dietary risk of an active ingredient, to: (1) reassess associated tolerances and exemptions from tolerances issued under the Federal Food, Drug, and Cosmetic Act (FDCA); (2) determine whether such tolerances or exemptions meet the requirements of such Act and whether additional tolerances or exemptions should be issued; and (3) take specified administrative actions. Authorizes (currently, requires) the Administrator to cancel pesticide registrations after five years unless the registrant requests a continuance. Permits the continued sale and use of pesticides with suspended registrations if they will not have unreasonable adverse environmental effects. Authorizes the Administrator to issue a final order to ensure that: (1) a pesticide or other materials required to be submitted to the Administrator comply with FIFRA requirements; and (2) the pesticide will not generally cause unreaso…