Federal EPA Registry Updates

EPA Registry Update

Final Rules

Federal Register :: Protection of Stratospheric Ozone: Determination 38 for Significant New Alternatives Policy Program;

Effective Date: September 8, 2023

Summary: This ruling expands the acceptable substitute chemicals for refrigeration, air conditions and fire suppression sectors;


Federal Register :: Clean Water Act Section 401 Water Quality Certification Improvement Rule;

Effective Date: November 27, 2023

Summary: ;This rule is amending and clarifying the 2020 published Water Quality Certification Improvement Rule.;


Federal Register :: Toxic Substances Control Act Reporting and Recordkeeping Requirements for Perfluoroalkyl and Polyfluoroalkyl Substances;

Effective Date: November 13, 2023

Summary: This is a TSCA notification that all persons whom have manufactured PFAs during a period after January 1, 2011 must submit information about production etc. and meet statutory TSCA obligations.;


Federal Register :: Reference Measurement Principle and Calibration Procedure for the Measurement of Ozone in the Atmosphere (Chemiluminescence Method);

Effective Date: November 13, 2023

Summary: This rule is decreasing the cross-section value by 1.2% ; being ;304.39 atm−1 ;;;;;;;;;;;;;;;;;;;;;;;;cm−1 . The ruling also provides other technical revisions.;


Pesticides, Chemical Tolerances and Exemptions

Federal Register :: Fluazaindolizine; Pesticide Tolerances;

Effective Date: September 12, 2023

Summary: This rule establishes tolerance levels for fluazaindolizine on specific crops and sectors.;


Federal Register :: Flonicamid; Pesticide Tolerances;

Effective Date: September 20, 2023

Summary: This ruling establishes tolerance levels for residues of flonicamid in or on raw agricultural groups


Federal Register :: Cypermethrin; Pesticide Tolerances;

Effective Date: October 4, 2023

Summary: This ruling establishes tolerance levels on and in varies commodities.;

Federal Register :: Ledprona Double-Stranded RNA; Exemption From the Requirement of a Tolerance;

Effective Date: October 5, 2023

Summary: This ruling provides an exemption for ;Ledprona double-stranded (ds) RNA in or on potato when it meets specific requirements. Exemption is to be used when the material is used as a foliar-applied insecticide for the selective control of Colorado potato beetle and must adhere to manufacturers instruction label.;