Laws & Regulations
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Other Support Documents for CWA Methods
General support documents for the CWA analytical methods program that are not analyte-specific
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Oil and Grease Measurements - Frequent Questions
Questions regarding use of EPA method 1664A for measurement of oil and grease in water
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Methods Update Rule Support Documents
Supporting documents for Methods Update Rules (Final May 2021; Final - August 2017); amendments to 40 CFR Part 136
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Other Clean Water Act Test Methods: Biosolids
Methods for analysis of chemical pollutants in biosolids (municipal sewage sludge). These methods are not approved under 40 CFR Part 136, but may be of interest to regulated entities, permitting authorities and the public.
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2016 Effluent Guidelines Plan Documents
Supporting documentation for EPA's Effluent Guidelines Plan
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Aluminum Forming Effluent Guidelines Documents
Support documents for Aluminum Forming Effluent Guidelines regulations
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Soap and Detergent Manufacturing Effluent Guidelines Documents
Support documents for Soap and Detergent Manufacturing Effluent Guidelines regulations (40 CFR Part 417)
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Ferroalloy Manufacturing Effluent Guidelines Documents
Support documents for Ferroalloy Manufacturing Effluent Guidelines and Standards
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Subpart Y Information Sheet
Infosheet for the petroleum refineries source category.
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Changes to TRI Reporting Requirements for Per- and Polyfluoroalkyl Substances and to Supplier Notifications for Chemicals of Special Concern
Description of proposed rule to add PFAS to the chemicals of concern list for TRI reporting.
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EPA Announces Experts Selected for the Letter Peer Review of White Paper for Asbestos Part 2 Risk Evaluation under TSCA
The EPA has published the list of seven scientific experts selected to review the “2023 White Paper on the Quantitative Human Health Approach to be Applied in the Risk Evaluation for Asbestos Part 2” under the Toxic Substances Control Act (TSCA).
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Pesticide Emergency Exemptions
A state or federal agency can request an emergency exemptions when a serious pest problem jeopardizes production of agricultural goods or public health but no pesticides are currently registered for that situation. Learn how to request emergency exemption.
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A to Z Index of Hazardous Waste Topics
A comprehensive list of the content available and maintained on the EPA's hazardous waste web site, listed alphabetically.
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Determining the Number of Field Trials Required to Register Seed-Treatment Uses
Seed-Treatment Use Registration Guidance helps a petitioner determine what types and amounts of data are necessary for registering seed-treatment uses.
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PRN 2012-1: Material Safety Data Sheets as Pesticide Labeling
This Notice updates and clarifies EPA’s determination in PRN 92-4 that a Material Safety Data Sheet that accompanies a pesticide product is considered part of the pesticide’s labeling but does not need EPA approval if it is consistent with 40CFR Part 156.
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PRN 97-5 Appendix A
This is a list of common names for use on pesticide Labels approved by The American National Standards Institute.
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Requirements for Emergency Assistance Under the Worker Protection Standard
Employers at agricultural establishment must provide emergency assistance to anyone who is or has been employed as a worker or handler if there is reason to believe that the worker or handler has been poisoned or injured by a pesticide at the facility.
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Pesticide Registration Fees and Fee Waivers
Information about the Pesticide Registration Improvement Extension Act (PRIA 3) to include links to PRIA 3 requirements, fee determinations; fee waivers, exemptions, reductions and refunds; and questions and answers.
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Pesticide Registration Manual: Chapter 13 - Devices
This chapter describes how EPA regulates pesticidal devices.
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Virucidal Effectiveness Testing Using Feline Calicivirus as Surrogate for Norovirus
These documents describe the effectiveness test using Feline Calicivirus as Surrogate for Norovirus, including initial and confirmatory testing and testing with pre-saturated or impregnated towelettes.