Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Guidance
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

TSCA Scientific Peer Review Committees

  • EPA is Committed to Independent Scientific Advice

    The SACC was established by EPA in 2016 under the Toxic Substances Control Act (TSCA) and provides independent scientific advice and recommendations to the EPA. Learn more about the SACC

The Science Advisory Committee on Chemicals (SACC) will provide independent scientific advice and recommendations to the EPA on the scientific basis for risk assessments, methodologies, and pollution prevention measures and approaches for chemicals regulated under the Toxic Substances Control Act (TSCA).

Learn About the SACC

Colleagues in discussion around a table
  • Basic Information About the SACC
  • Committee Members
  • Ethics

SACC Meetings

  • Meeting Information and Materials

Peer Review News

  • EPA Reschedules the November 2025 TSCA Risk Evaluation of D4 Science Advisory Committee on Chemicals Preparatory Meeting to December 1, 2025
  • Register for the December 1, 2025 virtual preparatory meeting on the D4 draft risk evaluation
  • Register for the December 2-5, 2025 SACC virtual peer review meeting on the D4 draft risk evaluation
  • EPA releases: 
    • Phthalates SACC meeting final report and meeting minutes.  
    • 1,3-butadiene SACC meeting final report and meeting minutes. 
    • 1,1-dichloroethane and 1,2-dichloroethane SACC meeting final report and meeting minutes 

Related Information

  • SACC Review of the Draft Risk Evaluation for Octamethylcyclotetrasiloxane (D4)
  • SACC Review for Evaluating Risks from High Priority Phthalates
  • SACC Review of the Draft Risk Evaluation for 1,3-Butadiene
  • SACC Review of the Draft Risk Evaluation for Formaldehyde
  • SACC Review of the Draft Risk Evaluations for DIDP and DINP
  • SACC Review of the Draft Risk Evaluation for 1,1-Dichloroethane
  • Letter Peer Review of the Draft Risk Evaluation for TCEP
  • SACC Review of Asbestos Part 2 White Paper
  • Letter Peer Reviews of Five PBT Chemicals
  • TSCA Risk Evaluations
Contact Us About TSCA Scientific Peer Review Committees to ask a question, provide feedback, or report a problem.
Last updated on November 10, 2025
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.