Federal EPA Registry Updates

Final Rules

Federal Register :: Protection of Stratospheric Ozone: Listing of Substitutes Under the Significant New Alternatives Policy Program in Refrigeration, Air Conditioning, and Fire Suppression;

;EPA States “Pursuant to the U.S. Environmental Protection Agency’s Significant New Alternatives Policy program, this action lists certain substances as acceptable, subject to use conditions, in the refrigeration and air conditioning sector for chillers—comfort cooling, residential dehumidifiers, residential and light commercial air conditioning and heat pumps, and a substance as acceptable, subject to use conditions and narrowed use limits, in very low temperature refrigeration. Through this action, EPA is incorporating by reference standards which establish requirements for electrical air conditioners, heat pumps, and dehumidifiers, laboratory equipment containing refrigerant, safe use of flammable refrigerants, and safe design, construction, installation, and operation of refrigeration systems. Finally, this action lists certain substances as acceptable, subject to use conditions, in the fire suppression sector for certain streaming and total flooding uses. “

Effective Date: May 30, 2023


Federal Register :: National Priorities List;

Summary: The EPA will be reviewing the NCP and determining which sites warrant to be on the National Priorities List

Effective Date: April 28, 2023

Federal Register :: Testing Provisions for Air Emission Sources;

Summary: This final rule provides technical corrects, and revisions for varies rules related to air emission source testing.;

Effective Date: May 30, 2023

Federal Register :: Significant New Use Rules on Certain Chemical Substances (21-2.F);

Summary: This is a 90 day SNU notification for chemicals 721.11659 through 721.11686.;

Effective Date: June 12, 2023



Pesticide, Chemical Tolerances;

Federal Register :: Fludioxonil; Pesticide Tolerances

Summary: This final rule modifies the existing tolerances of fludioxonil in and on mango and papaya.;

Effective Date: March 29, 2023

Federal Register :: Trinexapac-ethyl; Pesticide Tolerance;

Summary: This final rule establishes tolerance levels varying for different crops. Please see link for details.;

Effective Date: March 29, 2023

Federal Register :: Deltamethrin; Pesticide Tolerances;

Summary: This final rule establishes a tolerance level on and in raw commodities such as legume, dried beans etc.;

Effective Date: April 4, 2023

Federal Register :: Acetophenone; Exemption From the Requirement of a Tolerance;

Summary: The final rule established exemptions from tolerances of residues when utilized as inert ingredient.;

Effective Date: April 10, 2023

Federal Register :: Ethalfluralin; Pesticide Tolerances

Summary: Final rule establishes tolerance levels on multiple crops for ethalfluralin.

Effective Date: April 10, 2023

Federal Register :: [alpha]-D-Glucopyranoside, [beta]-D-Fructofuranosyl, Polymer With Methyloxirane and Oxirane; Tolerance Exemption;

Summary: The final rule establishes an exemption of tolerances when utilized as an inert ingredient in pesticide formulas.;

Effective Date: April 24, 2023

Federal Register :: Oxirane, 2-Methyl-, Polymer With Oxirane, Ether With 1,2,3-Propanetriol (3:1); Tolerance Exemption

Summary: Final rule establishes tolerance exemptions when utilized as inert ingredient in pesticide formulas.;

Effective Date: April 24, 2023

Federal Register :: Fluazifop-P-butyl; Pesticide Tolerances;

Summary: Final rule establishes tolerance levels for multiple commodities.;

Effective Date: April 27, 2023

Federal Register :: Poly (oxy-1,2-ethanediyl), α,α′-[[[4-[2-(4-methyl-2-benzothiazolyl)diazenyl]phenyl]imino]di-2,1-ethanediyl]bis[ω-hydroxy- in Pesticide Formulations; Tolerance Exemption;

Summary: Final rule establishes tolerance levels when utilized as a inert ingredient in growing crops and raw agricultural commodities.;

Effective Date: May 1, 2023

Federal Register :: Starch, 1-Octenylbutanedioate, Aluminum Salt; Dextrin, Hydrogen 1-Octenylbutanedioate; and Amylopectin, 2-Hydroxypropyl Ether, Acid-; Exemption From the Requirement of a Tolerance;

Summary: The rule establishes exemptions on seed treatment only as inert ingredient.;

Effective Date: May 1, 2023

Federal Register :: Ledprona (CAS# 2433753-68-3) for Use in or on Potato; Temporary Exemption From the Requirement of a Tolerance;

Summary: Regulation establishes a exempted tolerances on potatoes in accordance to the Experimental Use Permit.;

Effective Date: May 4, 2023

Federal Register :: Aspergillus Flavus Strain AF36; Amendment to an Exemption From the Requirement of a Tolerance;

Summary: Final rule amends tolerance exemptions within multiple crops.;

Effective Date: May 8, 2023