Contact Us About the TSCA Chemical Substance Inventory
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General TSCA Inquiries:
Email the Toxic Substances Control Act Hotline (tsca-hotline@epa.gov)
Call 1-800-471-7127. The TSCA hotline operates Monday through Friday, from 8:00 a.m. to 6:00 p.m. Eastern time.
TSCA Inventory Inquiries:
Send e-mail to: tscainventory@epa.gov
Mailing Address:
U.S. EPA
Please use the form below to send us comments or questions. Be sure to include your e-mail address if you’d like a response.
Information submitted to EPA via this form may be routed to an EPA contractor for processing. Please do not submit any sensitive personally identifiable information or other sensitive information via this form.