These guidance documents are published as part of the OPP Guidance document inventory as per EO 13891.

• EPA Response to letter dated September 15, 2020, regarding disruptions in availability of 1,2-benzisothiazolin-3-one (BIT) and the self-certification process (PDF)(1 pg, 203 K)
• CPARD USER GUIDE: For State Lead Agency (SLA) and Tribal Representatives with Certification Plans (CPs) (PDF)(10 pp, 2 MB)
• Qs and As from Federal Agencies on Federal Agency Certification Plans (PDF)(4 pp, 186 K)
• Federal Agency Certification Plan Outline (PDF)(15 pp, 332 K)
• Tribal Certification Plan Outline (PDF)(34 pp, 1 MB)
• Revising Certification Plans to Meet the Requirements of the 2017 Certification of Pesticide Applicators Final Rule Questions & Answers (PDF)(26 pp, 1 MB)
• State Certification Plan Outline (PDF)(21 pp, 333 K)
• Conclusions and Recommendations Regarding the Requirement for Inclusion of Adjuvants in Crop Field Trials (PDF)(3 pp, 1 MB)
• Guidance for Reduced Residue Field Trial Requirements to Support Joint Projects Between Canada and the United States (PDF)(11 pp, 1 MB)
• Preferred Vocabulary for Establishing Pesticide Tolerances (PDF)(55 pp, 2 MB)
• Thyroid Disrupting Pesticides: Use of Rat Thyroid Data and Application of Uncertainty Factors for RfD Derivation (PDF)(4 pp, 913 K)
• EPA Response to letter dated August 31, 2018, regarding disruptions in availability of 1,2-benzisothiazolin-3-one (BIT) and the self-certification process (PDF)(8 pp, 4 MB)
• Response to letter dated November 8, 2018, requesting that the Agency expand the expedited process for minor formulation amendments (MFAs) described in our October 18, 2018, letter (PDF)(6 pp, 4 MB)
• Response to letter dated July 27, 3018, concerning a situation where an unforeseen foreign production site closure has led to disruption in availability of 1,2-benzisothiazolin-3-one (BIT) (CAS Reg. No. 2634-33-5) (PDF)(3 pp, 3 MB)
• BPPD’s Risk Assessment Elements “Cheat Sheet” for Applicants (PDF)(2 pp, 933 K)
• Clarification of the Information Necessary to Determine the Formation of Unintended Ingredients in Microbial Pesticide Products (PDF)(2 pp, 918 K)
• Information Needed to Support a Biochemical Classification Determination (PDF)(1 pg, 839 K)
• Risk Assessment and Weight-of-the Evidence (WOE): Outcome from Meeting Between the Biopesticide Industry Alliance (BPIA) and EPA’s Office of Pesticide Programs (OPP) (PDF)(5 pp, 929 K)
• Sample Request for Additional Information to Support a FIFRA Determination Request (PDF)(2 pp, 828 K)
• Pesticide Assessment Guidelines Subdivision G (PDF)(15 pp, 4 MB)
• Standard Evaluation Procedure (SEP) for Chemistry and Acute Toxicity Science Advisory Council (CATSAC) (PDF)(17 pp, 1 MB)
• Test Method for Efficacy of Antimicrobial Agents to Reduce Foodborne Pathogenic Bacteria in Processing Waters for Fruit and Vegetables (PDF)(6 pp, 549 K)