[Federal Register Volume 88, Number 76 (Thursday, April 20, 2023)]
[Rules and Regulations]
[Page 24339]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2023-08178]


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ENVIRONMENTAL PROTECTION AGENCY

40 CFR Part 63

[EPA-HQ-OAR-2020-0556; FRL-8335-04-OAR]
RIN 2060-AV35


Testing Provisions for Air Emission Sources; Correction

AGENCY: Environmental Protection Agency (EPA).

ACTION: Final rule; correction.

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SUMMARY: The Environmental Protection Agency (EPA) is correcting a 
final rule that was published in the Federal Register on March 29, 
2023, that will be effective on May 30, 2023. The final rule corrected 
and updated regulations for source testing of emissions. This 
correction does not change any final action taken by the EPA on March 
29, 2023.

DATES: Effective May 30, 2023.

ADDRESSES: The EPA has established a docket for this action under 
Docket ID No. EPA-HQ-OAR-2020-0556. All documents in the docket are 
listed on the www.regulations.gov website. Although listed in the 
index, some information is not publicly available, e.g., confidential 
business information 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. Publicly available docket materials are available 
electronically through www.regulations.gov.

FOR FURTHER INFORMATION CONTACT: Mrs. Lula H. Melton, Office of Air 
Quality Planning and Standards, Air Quality Assessment Division (E143-
02), Environmental Protection Agency, Research Triangle Park, NC 27711; 
telephone number: (919) 541-2910; fax number: (919) 541-0516; email 
address: [email protected].

SUPPLEMENTARY INFORMATION: In the final rule published on March 29, 
2023 (88 FR 18396), the following correction to an amendatory 
instruction to ``Appendix A to Part 63'' is made.

Appendix A to Subpart UUUUU of Part 63--[Corrected]

    On page 18422, in the first column, amendatory instruction 26 is 
corrected to read: ``26. Amend appendix A to subpart UUUUU of part 63 
by revising sections 4.1.1.5 and 4.1.1.5.1 to read as follows:''

    Date: April 12, 2023.
Richard A. Wayland,
Director, Air Quality Assessment Division, Office of Air Quality 
Planning and Standards.
[FR Doc. 2023-08178 Filed 4-19-23; 8:45 am]
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