<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<REGINFO_RIN_DATA xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" RUN_DATE="2026-04-28-04:00" xsi:noNamespaceSchemaLocation="https://www.reginfo.gov/public/xml/REGINFO_XML_Ver10262011.xsd">
    <RIN_INFO>
        <RIN>2009-AA00</RIN>
        <PUBLICATION>
            <PUBLICATION_ID>200904</PUBLICATION_ID>
            <PUBLICATION_TITLE>Unified Agenda of Federal Regulatory and Deregulatory Actions</PUBLICATION_TITLE>
        </PUBLICATION>
        <AGENCY>
            <CODE>2009</CODE>
            <NAME>Regional Office San Francisco</NAME>
            <ACRONYM>ROSANFRAN</ACRONYM>
        </AGENCY>
        <PARENT_AGENCY>
            <CODE>2000</CODE>
            <NAME>Environmental Protection Agency</NAME>
            <ACRONYM>EPA</ACRONYM>
        </PARENT_AGENCY>
        <RULE_TITLE>Source-Specific Federal Implementation Plan for Navajo Generating Station; Navajo Nation</RULE_TITLE>
        <ABSTRACT><![CDATA[EPA is finalizing Federal Implementation Plans to regulate emissions from the Navajo Generating Station and the Four Corners Power Plant. The plants were previously complying with emissions limits in the Arizona and New Mexico State Implementation Plans. However, EPAs promulgation of the Tribal Authority Rule clarified that State air quality regulations generally could not be extended to facilities located on the reservation. These FIPs establish federally enforceable emissions limitations for sulfur dioxide, nitrogen oxides, total particulate matter, and opacity, and a requirement for control measures for dust.]]></ABSTRACT>
        <PRIORITY_CATEGORY>Substantive, Nonsignificant</PRIORITY_CATEGORY>
        <RIN_STATUS>Previously Published in The Unified Agenda</RIN_STATUS>
        <RULE_STAGE>Final Rule Stage</RULE_STAGE>
        <MAJOR>No</MAJOR>
        <UNFUNDED_MANDATE_LIST>
            <UNFUNDED_MANDATE>No</UNFUNDED_MANDATE>
        </UNFUNDED_MANDATE_LIST>
        <CFR_LIST>
            <CFR>49 CFR 123</CFR>
        </CFR_LIST>
        <LEGAL_AUTHORITY_LIST>
            <LEGAL_AUTHORITY>CAA 301(d)</LEGAL_AUTHORITY>
        </LEGAL_AUTHORITY_LIST>
        <LEGAL_DLINE_LIST/>
        <RPLAN_ENTRY>No</RPLAN_ENTRY>
        <TIMETABLE_LIST>
            <TIMETABLE>
                <TTBL_ACTION>NPRM</TTBL_ACTION>
                <TTBL_DATE>09/08/1999</TTBL_DATE>
                <FR_CITATION>64 FR 48725</FR_CITATION>
            </TIMETABLE>
            <TIMETABLE>
                <TTBL_ACTION>Notice</TTBL_ACTION>
                <TTBL_DATE>01/26/2000</TTBL_DATE>
                <FR_CITATION>65 FR 4244</FR_CITATION>
            </TIMETABLE>
            <TIMETABLE>
                <TTBL_ACTION>NPRM 2</TTBL_ACTION>
                <TTBL_DATE>09/12/2006</TTBL_DATE>
                <FR_CITATION>71 FR 53639</FR_CITATION>
            </TIMETABLE>
            <TIMETABLE>
                <TTBL_ACTION>Final Action</TTBL_ACTION>
                <TTBL_DATE>09/00/2009</TTBL_DATE>
            </TIMETABLE>
        </TIMETABLE_LIST>
        <ADDITIONAL_INFO>SAN No. 4315; EPA publication information: NPRM 2 - http://www.epa.gov/fedrgstr/EPA-AIR/2006/September/Day-12/a15086.htm; Formerly listed as RIN 2060-AI79; EPA Docket information: epa-r09-oar-2006-0185</ADDITIONAL_INFO>
        <RFA_REQUIRED>No</RFA_REQUIRED>
        <SMALL_ENTITY_LIST>
            <SMALL_ENTITY>No</SMALL_ENTITY>
        </SMALL_ENTITY_LIST>
        <GOVT_LEVEL_LIST>
            <GOVT_LEVEL>Tribal</GOVT_LEVEL>
        </GOVT_LEVEL_LIST>
        <FEDERALISM>No</FEDERALISM>
        <ENERGY_AFFECTED>No</ENERGY_AFFECTED>
        <PRINT_PAPER>No</PRINT_PAPER>
        <INTERNATIONAL_INTEREST>No</INTERNATIONAL_INTEREST>
        <AGENCY_CONTACT_LIST>
            <CONTACT>
                <FIRST_NAME>Sarvy</FIRST_NAME>
                <LAST_NAME>Mahdavi</LAST_NAME>
                <AGENCY>
                    <CODE>2009</CODE>
                    <NAME>Regional Office San Francisco</NAME>
                    <ACRONYM>ROSANFRAN</ACRONYM>
                </AGENCY>
                <PHONE>415 972-3173</PHONE>
                <FAX>415 947-3537</FAX>
                <EMAIL>mahdavi.sarvy@epa.gov</EMAIL>
                <MAILING_ADDRESS>
                    <STREET_ADDRESS>AIR2,</STREET_ADDRESS>
                    <CITY>Washington</CITY>
                    <STATE>DC</STATE>
                    <ZIP>20460</ZIP>
                </MAILING_ADDRESS>
            </CONTACT>
            <CONTACT>
                <FIRST_NAME>Colleen</FIRST_NAME>
                <LAST_NAME>McKaughan</LAST_NAME>
                <AGENCY>
                    <CODE>2009</CODE>
                    <NAME>Regional Office San Francisco</NAME>
                    <ACRONYM>ROSANFRAN</ACRONYM>
                </AGENCY>
                <PHONE>520 498-0118</PHONE>
                <FAX>520 498-1333</FAX>
                <EMAIL>Mckaughan.Colleen@epamail.epa.gov</EMAIL>
                <MAILING_ADDRESS>
                    <STREET_ADDRESS>AIR1,</STREET_ADDRESS>
                    <CITY>Washington</CITY>
                    <STATE>DC</STATE>
                    <ZIP>20460</ZIP>
                </MAILING_ADDRESS>
            </CONTACT>
        </AGENCY_CONTACT_LIST>
    </RIN_INFO>
</REGINFO_RIN_DATA>
