Proposed Rule2025-00731

N-(1,3-Dimethylbutyl)-N′-phenyl-p-phenylenediamine (6PPD) and its transformation product, 6PPD-quinone; Regulatory Investigation under the Toxic Substances Control Act (TSCA); Extension of the Comment Period

Primary source

Metadata and text below are from the Federal Register, a public-domain U.S. government work. Always verify the official published version before relying on it for any legal matter.

Published
January 17, 2025

Issuing agencies

Environmental Protection Agency

Abstract

In the Federal Register of November 19, 2024, EPA issued an advance notice of proposed rulemaking soliciting public comment on and any additional information relevant to the potential risks associated with N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine (6PPD) (CASRN 793-24-8, DTXSID 9025114) and its transformation product, 6PPD-quinone (CASRN 2754428-18-5, DTXSID 301034849). EPA is soliciting that information, along with information about potential alternatives and regulatory options, to help inform the Agency's consideration of potential future regulatory actions under the Toxic Substances Control Act (TSCA). With this document, EPA is extending the comment period by 60 days, from January 21, 2025, to March 24, 2025.

Full Text

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[Federal Register Volume 90, Number 11 (Friday, January 17, 2025)]
[Proposed Rules]
[Pages 5798-5799]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2025-00731]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Part 751

[EPA-HQ-OPPT-2024-0403; FRL-11628-02-OCSPP]
RIN 2070-AL16


N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine (6PPD) and its 
transformation product, 6PPD-quinone; Regulatory Investigation under 
the Toxic Substances Control Act (TSCA); Extension of the Comment 
Period

AGENCY: Environmental Protection Agency (EPA).

ACTION: Advance notice of proposed rulemaking, extension of the comment 
period.

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SUMMARY: In the Federal Register of November 19, 2024, EPA issued an 
advance notice of proposed rulemaking soliciting public comment on and 
any additional information relevant to the potential risks associated 
with N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine (6PPD) (CASRN 
793-24-8, DTXSID 9025114) and its transformation product, 6PPD-quinone 
(CASRN 2754428-18-5, DTXSID 301034849). EPA is soliciting that 
information, along with information about potential alternatives and 
regulatory options, to help inform the Agency's consideration of 
potential future regulatory actions under the Toxic Substances Control 
Act (TSCA). With this document, EPA is extending the comment period by 
60 days, from January 21, 2025, to March 24, 2025.

DATES: The comment period for the document that published on November 
19, 2024, at 89 FR 91299) (FRL-11628-01-OCSPP) is extended. Comments 
must be received on or before March 24, 2025.

ADDRESSES: Submit your comments, identified by docket identification 
(ID) number EPA-HQ-OPPT-2024-0403, using the Federal eRulemaking Portal 
at <a href="http://www.regulations.gov">http://www.regulations.gov</a>. Follow the online instructions for 
submitting comments. Do not submit electronically any information you 
consider to be Confidential Business Information (CBI) or other 
information whose disclosure is restricted by statute. Additional 
instructions on commenting and visiting the docket, along with more 
information about dockets generally, is available at <a href="https://www.epa.gov/dockets">https://www.epa.gov/dockets</a>.

FOR FURTHER INFORMATION CONTACT: 
    For technical information: Wyn Zenni, Existing Chemicals Risk 
Management Division (7404M), Office of Pollution Prevention and Toxics, 
Environmental Protection Agency, 1200 Pennsylvania Ave. NW, Washington, 
DC 20460-0001; telephone number: (202) 565-6294; email address: 
<a href="/cdn-cgi/l/email-protection#86fce3e8e8efa8f1ffe8c6e3f6e7a8e1e9f0"><span class="__cf_email__" data-cfemail="79031c171710570e0017391c0918571e160f">[email&#160;protected]</span></a>.
    For general information on TSCA: The TSCA Hotline, ABVI-Goodwill, 
422 South Clinton Ave. Rochester, NY 14620; telephone number: (202) 
554-1404; email address: <a href="/cdn-cgi/l/email-protection#52060111137f1a3d263e3b3c37123722337c353d24"><span class="__cf_email__" data-cfemail="4511160604680d2a31292c2b20052035246b222a33">[email&#160;protected]</span></a>.

SUPPLEMENTARY INFORMATION: 
    To give stakeholders additional time to review materials and 
prepare comments, EPA is hereby extending the comment period 
established in the Federal Register of November 19, 2024, (89 FR 91299) 
(FRL-11628-01-OCSPP) for an additional 60 days, from January 21, 2025, 
to March 24, 2025. This extension is in response to requests that EPA 
received which asked for additional time to develop and submit 
comments. After considering several factors, EPA believes it is 
appropriate to extend the comment period for 60 days to give 
stakeholders additional time to prepare comments. More information 
about the advance notice of proposed rulemaking can be found in the 
Federal Register document of November 19, 2024.

[[Page 5799]]

    To submit comments or access the docket, please follow the detailed 
instructions provided under ADDRESSES. If you have questions, consult 
the technical person listed under FOR FURTHER INFORMATION CONTACT.

List of Subjects in 40 CFR Part 751

    Chemicals, Environmental protection, Exports, Hazardous substances, 
Imports, Reporting and recordkeeping requirements.

    Authority: 15 U.S.C. 2605(a).

    Dated: January 7, 2025.
Michal Freedhoff,
Assistant Administrator, Office of Chemical Safety and Pollution 
Prevention.
[FR Doc. 2025-00731 Filed 1-16-25; 8:45 am]
BILLING CODE 6560-50-P


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Indexed from Federal Register on January 17, 2025.

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