Rule2026-10776

Air Plan Approval; Indiana; Keystone VOC RACT Alternative Control

Primary source

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Published
May 29, 2026
Effective
June 29, 2026

Issuing agencies

Environmental Protection Agency

Abstract

The Environmental Protection Agency (EPA) is approving revisions to the volatile organic compound (VOC) requirements for Keystone Automotives Industries dba Saturn Wheel (Keystone) of Huntington County, Indiana. Keystone owns and operates an aluminum alloy wheel refurbishing and distribution facility at which it performs cold cleaner degreasing operations and is subject to the VOC rules under article 8 of the Indiana Administrative Code (IAC). On February 26, 2025, the Indiana Department of Environmental Management (IDEM) submitted a Commissioner's Order containing the revised requirements and requested that the EPA approved it as an amendment to the Indiana State Implementation Plan (SIP). IDEM is seeking the EPA approval of an equivalent control device and site specific Reasonably Available Control Technology (RACT) for Keystone's degreasing operations, as provided in IAC article 8. The EPA proposed to approve this action on February 27, 2026, and received no adverse comments.

Full Text

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<title>Federal Register, Volume 91 Issue 103 (Friday, May 29, 2026)</title>
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[Federal Register Volume 91, Number 103 (Friday, May 29, 2026)]
[Rules and Regulations]
[Pages 31939-31941]
From the Federal Register Online via the Government Publishing Office [<a href="http://www.gpo.gov">www.gpo.gov</a>]
[FR Doc No: 2026-10776]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Part 52

[EPA-R05-OAR-2025-0092; FRL-13195-02-R5]


Air Plan Approval; Indiana; Keystone VOC RACT Alternative Control

AGENCY: Environmental Protection Agency (EPA).

ACTION: Final rule.

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SUMMARY: The Environmental Protection Agency (EPA) is approving 
revisions to the volatile organic compound (VOC) requirements for 
Keystone Automotives Industries dba Saturn Wheel (Keystone) of 
Huntington County, Indiana. Keystone owns and operates an aluminum 
alloy wheel refurbishing and distribution facility at which it performs 
cold cleaner degreasing operations and is subject to the VOC rules 
under article 8 of the Indiana Administrative Code (IAC). On February 
26, 2025, the Indiana Department of Environmental Management (IDEM) 
submitted a Commissioner's Order containing the revised requirements 
and requested that the EPA approved it as an amendment to the Indiana 
State Implementation Plan (SIP). IDEM is seeking the EPA approval of an 
equivalent control device and site specific Reasonably Available 
Control Technology (RACT) for Keystone's degreasing operations, as 
provided in IAC article 8. The EPA proposed to approve this action on 
February 27, 2026, and received no adverse comments.

DATES: This final rule is effective on June 29, 2026.

ADDRESSES: The EPA has established a docket for this action under 
Docket ID No. EPA-R05-OAR-2025-0092. All documents in the docket are 
listed on the <a href="https://www.regulations.gov">https://www.regulations.gov</a> website. Although listed in 
the index, some information is not publicly available, i.e., 
Confidential Business Information (CBI), Proprietary Business 
Information (PBI), or other information whose disclosure is restricted 
by statute. Certain other material, such as copyrighted material, is 
not placed on the internet and will be publicly available only in hard 
copy form. Publicly available docket materials are available either 
through <a href="https://www.regulations.gov">https://www.regulations.gov</a> or please contact the person 
identified in the FOR FURTHER INFORMATION CONTACT section for 
additional information.

FOR FURTHER INFORMATION CONTACT: Melissa Sheffer, Air and Radiation 
Division (AR18J), Environmental Protection Agency, Region 5, 77 West 
Jackson Boulevard, Chicago, Illinois 60604, telephone number: (312) 
353-1027, email address: <a href="/cdn-cgi/l/email-protection#e192898487878493cf8c848d88929280a1849180cf868e97"><span class="__cf_email__" data-cfemail="1a69727f7c7c7f6834777f767369697b5a7f6a7b347d756c">[email&#160;protected]</span></a>.

SUPPLEMENTARY INFORMATION: Throughout this document whenever ``we,'' 
``us,'' or ``our'' is used, we mean the EPA.

I. Background Information

    On February 27, 2026 (91 FR 9798), the EPA proposed to approve a 
revision to Indiana's VOC SIP for Keystone. The company requested that 
it be permitted to use an oil cover as an equivalent control device for 
its cold cleaner degreaser, as provided in 326 IAC 8-1-5 and 326 IAC 8-
3-2. The oil cover, Aquastrip Fume Seal, is a layer of mineral oil at 
least one-inch thick floating over the cleaning solvent in a dip tank. 
The solvent is a mixture of two water miscible compounds, n-Methyl

[[Page 31940]]

Pyrrolidone and monoethanolamine. The oil cover controls VOC emissions 
from the dip tank by reducing solvent evaporation. An explanation of 
the Clean Air Act (CAA) requirements, a detailed analysis of the 
revisions, and the EPA's reasons for proposing approval were provided 
in the notice of proposed rulemaking, and will not be restated here. 
The public comment period for this proposed rule ended on March 30, 
2026. The EPA received no comments on the proposal.

II. Final Action

    The EPA is approving revisions to VOC emissions regulations for the 
Keystone aluminum alloy wheel refurbishing and distribution facility in 
Huntington County, Indiana. More specifically, the EPA is approving 
Commissioner's Order 2025-Air-01, signed February 19, 2025, into the 
Indiana SIP. The revision provides for the use of an oil cover as an 
equivalent VOC emission control system under 326 IAC 8-1-5 and 326 IAC 
8-3-2 for its cold cleaner degreaser.

III. Incorporation by Reference

    In this rule, the EPA is finalizing regulatory text that includes 
incorporation by reference. In accordance with requirements of 1 CFR 
51.5, the EPA is finalizing the incorporation by reference of the 
Indiana Commissioner's Order 2025-Air-01 described in section II of 
this preamble and set forth in the amendments to 40 CFR part 52 below. 
The EPA has made, and will continue to make, these documents generally 
available through <a href="https://www.regulations.gov">https://www.regulations.gov</a>, and at the EPA Region 5 
Office (please contact the person identified in the FOR FURTHER 
INFORMATION CONTACT section of this preamble for more information). 
Therefore, these materials have been approved by the EPA for inclusion 
in the SIP, have been incorporated by reference by the EPA into that 
plan, are fully federally enforceable under sections 110 and 113 of the 
CAA as of the effective date of the final rulemaking of the EPA's 
approval, and will be incorporated by reference in the next update to 
the SIP compilation.\1\
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    \1\ 62 FR 27968 (May 22, 1997).
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IV. Statutory and Executive Order Reviews

    Under the CAA, the Administrator is required to approve a SIP 
submission that complies with the provisions of the CAA and applicable 
Federal regulations. 42 U.S.C. 7410(k); 40 CFR 52.02(a). Thus, in 
reviewing SIP submissions, the EPA's role is to approve State choices, 
provided that they meet the criteria of the CAA. Accordingly, this 
action merely approves State law as meeting Federal requirements and 
does not impose additional requirements beyond those imposed by State 
law. For that reason, this action:
    <bullet> Is not a significant regulatory action subject to review 
by the Office of Management and Budget under Executive Order 12866 (58 
FR 51735, October 4, 1993);
    <bullet> Is not an Executive Order 14192 (90 FR 9065, February 6, 
2025) regulatory action because this action is not significant under 
Executive Order 12866;
    <bullet> Does not impose an information collection burden under the 
provisions of the Paperwork Reduction Act (44 U.S.C. 3501 et seq.);
    <bullet> Is certified as not having a significant economic impact 
on a substantial number of small entities under the Regulatory 
Flexibility Act (5 U.S.C. 601 et seq.);
    <bullet> Does not contain any unfunded mandate or significantly or 
uniquely affect small governments, as described in the Unfunded 
Mandates Reform Act of 1995 (Pub. L. 104-4);
    <bullet> Does not have federalism implications as specified in 
Executive Order 13132 (64 FR 43255, August 10, 1999);
    <bullet> Is not subject to Executive Order 13045 (62 FR 19885, 
April 23, 1997) because it approves a State program;
    <bullet> Is not a significant regulatory action subject to 
Executive Order 13211 (66 FR 28355, May 22, 2001); and
    <bullet> Is not subject to requirements of section 12(d) of the 
National Technology Transfer and Advancement Act of 1995 (15 U.S.C. 272 
note) because application of those requirements would be inconsistent 
with the CAA.
    In addition, the SIP is not approved to apply on any Indian 
reservation land or in any other area where the EPA or an Indian Tribe 
has demonstrated that a Tribe has jurisdiction. In those areas of 
Indian country, the rule does not have Tribal implications and will not 
impose substantial direct costs on Tribal governments or preempt Tribal 
law as specified by Executive Order 13175 (65 FR 67249, November 9, 
2000).
    This rule is exempt from the Congressional Review Act because it is 
a rule of particular applicability.
    Under section 307(b)(1) of the CAA, petitions for judicial review 
of this action must be filed in the United States Court of Appeals for 
the appropriate circuit by July 28, 2026. Filing a petition for 
reconsideration by the Administrator of this final rule does not affect 
the finality of this action for the purposes of judicial review nor 
does it extend the time within which a petition for judicial review may 
be filed, and shall not postpone the effectiveness of such rule or 
action. This action may not be challenged later in proceedings to 
enforce its requirements. (See section 307(b)(2) of the CAA.)

List of Subjects in 40 CFR Part 52

    Environmental protection, Air pollution control, Incorporation by 
reference, Intergovernmental relations, Ozone, Volatile organic 
compounds.

    Dated: May 21, 2026.
Anne Vogel,
Regional Administrator, Region 5.

    For the reasons stated in the preamble, title 40 CFR part 52 is 
amended as follows:

PART 52--APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS

0
1. The authority citation for part 52 continues to read as follows:

    Authority: 42 U.S.C. 7401 et seq.


0
2. In Sec.  52.770, the table in paragraph (d) is amended by adding an 
entry at the end of the table for ``Keystone Automotives Industries'' 
to read as follows:


Sec.  52.770  Identification of plan.

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    (d) * * *

[[Page 31941]]



                                 EPA-Approved Indiana Source-Specific Provisions
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           CO date                     Title           SIP rule        EPA approval             Explanation
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                                                  * * * * * * *
2/26/2025...................  Keystone Automotives         8-3-2  5/29/2026, 91 FR        Equivalent control.
                               Industries.                         [INSERT FEDERAL
                                                                   REGISTER PAGE WHERE
                                                                   THE DOCUMENT BEGINS].
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[FR Doc. 2026-10776 Filed 5-28-26; 8:45 am]
BILLING CODE 6560-50-P


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Indexed from Federal Register on May 29, 2026.

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