Billing Code: 6560-50-P ENVIRONMENTAL PROTECTION AGENCY 40 CFR Part 52 [EPA-ROS-OAR-2015-0371; FRL-xxxx-xx-Region 8] Approval and Promulgation ofState Implementation Plan Revisions; Rules, Public Notice and Comment Process, and Renumbering; Utah
AGENCY: Environmental Protection Agency. ACTION: Proposed rule. SUMMARY: The Environmental Protection Agency (EPA) is proposing to approve State Implementation Plan (SIP) revisions submitted by the State ofUtah on February 25, 2013, August 5, 2013, and March 5, 2014. These submittals request SIP revisions to incorporate several changes to Utah's rules, including the permit public notice and commentprocess requirements, and renumbering for the "Interstate Transport" provisions. EPA is taking this action in accordance-with section 110 ofthe Clean Air Act (CAA). DATES: Written comments must be received on orbefore [Insert date 30 days after publication in the FEDERAL REGISTER]. ADDRESSES: The EPA has established a docket for this action under Docket Identification Number EPA-ROS-OAR-2015-0371. All documents in the docket are listed onthe http://www.regulations.gov web site. Although listed in the index, some information may not be publicly available, i.e., Confidential Business Information or other information the disclosure of which is restricted by statute. Certain other material, such as copyrighted material, is not placed

on the Internet and will be publicly available only in the hard copy form. Publicly available 

### 1docket materials are available either electronically through http://www.regulations.gov or in hard copy at EPA Region 8, Office ofPartnerships and Regulatory Assistance, Air Program, 1595 Wynkoop Street, Denver, Colorado, 80202-1129. The EPA requests that you contact the individual listed in the FOR FURTHER INFORMATION CONTACT section to viewthe hard copy ofthe docket. The Regional Office's official hours ofbusiness are Monday through Friday, 8:00a.m.- 4:00p.m., excluding federal holidays. An electronic copy ofthe State's SIP compilation is also available at http://www.epa.gov/region8/air/sip.html. Please see the Direct final rule which is located in the Rules Section ofthis Federal Register for detailed instruction on howto submit comments. FOR FURTHER INFORMATION CONTACT: Jody Ostendorf, Air Program, U.S. Environmental Protection Agency (EPA), Region 8, Mail Code 8P-AR, 1595 Wynkoop Street, Denver, Colorado 80202-1129. 303-312-7814, ostendorf.jody@epa.gov. INCORPORATION BY REFERENCE: In this rule, the EPA is proposing regulatory textthat includes incorporation byreference. In accordance with requirements of 1 CFR 51.5, the EPA is proposing to incorporate byreference revisions to the Utah Division ofAir Qualityrules including, the permitpublic notice and commentprocess, and renumbering discussed in section II, Analysis ofthe State Submittals, of the Direct Final rule. The EPA has made, and will continue to make, these documents generally available electronically through www.regulations.gov and/or in hard copy at the appropriate EPA office (see the ADDRESSES section ofthis preamble for more information). SUPPLEMENTARY INFORMATION: In the "Rules and Regulations" section ofthis Federal Register, EPA is approving the State's SIP revision as a direct final rule without priorproposal 2because the Agency views this as a noncontroversial SIP revision and anticipates no adverse comments. A detailed rationale for the approval is set forth in the preamble to the direct final rule. IfEPA receives no adverse comments, EPA will not take further action on this proposed rule. IfEPA receives adverse comments, EPA will withdraw the direct final rule and it will not take effect. EPA will address all public comments in a subsequent final rule based on this proposed rule. EPA will not institute a second commentperiod on this action. Any parties interested in commenting must do so at this time. Forfurther information, please see the ADDRESSES section ofthis notice. Please note that ifEPA receives adverse comment on a distinct provision ofthis rule and ifthat provision may be severed from the remainder ofthe rule, EPA may adopt as final those provisions ofthe rule that are not the subject ofan adverse comment. See the information provided in the Direct Final action ofthe same title which is located in the Rules and Regulations Section ofthis Federal Register. Authority: 42 U.S.C. 7401 et seq. 

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**Dated .**  cGrath, Regional Administrator, Region 8.

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