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Federal Register / Vol. 86, No. 87 / Friday, May 7, 2021 / Rules and Regulations
the Comptroller General of the United States prior to publication of the rule in the Federal Register. A major rule cannot take effect until 60 days after it is published in the Federal Register.
This action is not a major rule as defined by 5 U.S.C. 8042.
Under section 307b1 of the Clean Air Act, petitions for judicial review of this action must be filed in the United States Court of Appeals for the appropriate circuit by July 6, 2021.
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 307b2.
List of Subjects in 40 CFR Part 52
Environmental protection, Air pollution control, Incorporation by reference, Intergovernmental relations.
Dated: April 29, 2021.
Cheryl Newton, Acting Regional Administrator, Region 5.

revisions update the definition of Replacement Unit and clarify a component of the emission calculation used to determine emissions under a plantwide applicability limitation.
i Incorporation by reference. A
Wisconsin Administrative Code, NR
405.02 Definitions. NR 405.0212b, and NR 405.0225k, as published in the Wisconsin Administrative Register July 2008, No. 631, effective August 1, 2008.
B Wisconsin Administrative Code, NR 405.18 Plant-wide applicability limitations PALs, NR 405.186e, as published in the Wisconsin Administrative Register July 2008, No.
631, effective August 1, 2008.
C Wisconsin Administrative Code, NR 408.02 Definitions. NR 408.0229s, as published in the Wisconsin Administrative Register July 2008, No.
631, effective August 1, 2008.
D Wisconsin Administrative Code, NR 408.11 Plant-wide applicability limitations PALs, NR 408.116e, as published in the Wisconsin Administrative Register July 2008, No.
631, effective August 1, 2008.
ii Reserved FR Doc. 202109419 Filed 5621; 8:45 am BILLING CODE 656050P

For the reasons stated in the preamble, EPA amends 40 CFR part 52
as follows:
PART 52APPROVAL AND
PROMULGATION OF
IMPLEMENTATION PLANS

ENVIRONMENTAL PROTECTION
AGENCY
40 CFR Part 52
EPAR09OAR20200605; FRL10022
94Region 9

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

Air Plan Approval; California; Imperial County Air Pollution Control District
Authority: 42 U.S.C. 7401 et seq.

Environmental Protection Agency EPA.
ACTION: Final rule.

2. Section 52.2570 is amended by adding paragraph c143 to read as follows:

AGENCY:

52.2570

SUMMARY:

Identification of plan.

c
143 On September 30, 2008 the Wisconsin Department of Natural Resources submitted a request to revise Wisconsins air permitting program. The Local agency
Rule

ICAPCD

16:08 May 06, 2021

400.6

Jkt 253001

I. Proposed Action II. Public Comments and EPA Responses III. EPA Action IV. Incorporation by Reference V. Statutory and Executive Order Reviews
I. Proposed Action On February 22, 2021 86 FR 10520, the EPA proposed to approve the following rule into the California SIP.

Rule title
We proposed to approve this rule because we determined that it complies with the relevant CAA requirements.
Our proposed action contains more information on the rule and our evaluation.

VerDate Sep<11>2014

The Environmental Protection Agency EPA is taking final action to approve a revision to the Imperial County Air Pollution Control District ICAPCD portion of the California State Implementation Plan SIP. This revision concerns emissions of oxides of
nitrogen NOX from new and replacement residential-type natural gas-fired water heaters. We are approving a local rule that regulates these emission sources under the Clean Air Act CAA or the Act.
DATES: This rule will be effective on June 7, 2021.
ADDRESSES: The EPA has established a docket for this action under Docket ID
No. EPAR09OAR20200605. All documents in the docket are listed on the https www.regulations.gov website. Although listed in the index, some information is not publicly available, e.g., Confidential Business Information CBI 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 through https
www.regulations.gov, or please contact the person identified in the FOR FURTHER
INFORMATION CONTACT section for additional availability information. If you need assistance in a language other than English or if you are a person with disabilities who needs a reasonable accommodation at no cost to you, please contact the person identified in the FOR
FURTHER INFORMATION CONTACT section.
FOR FURTHER INFORMATION CONTACT:
Robert Schwartz, EPA Region IX, 75
Hawthorne St., San Francisco, CA
94105. By phone: 415 9723286 or by email at schwartz.robert@epa.gov.
SUPPLEMENTARY INFORMATION:
Throughout this document, we, us and our refer to the EPA.
Table of Contents
Adopted
Natural Gas-Fired Water Heaters

II. Public Comments and EPA
Responses The EPAs proposed action provided a 30-day public comment period. During this period, we received two comments.
One of the comments was in support of the rules approval and is not discussed further here. The other comment asked
PO 00000

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11/26/2019

Submitted 02/06/2020

a general question about the rule: What plans are expected to be put in place to regulate these emission sources? The EPA appreciates the comment and refers the commentor to the text of the rule and the Technical Support Document for a more detailed description of the ICAPCDs plan to regulate these sources.

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