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xlink:label="AlabamaCTIMember"/><link:label xlink:type="resource" xlink:label="label_AlabamaCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Alabama</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AlabamaCTIMember" xlink:to="label_AlabamaCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_SouthCarolinaCTIMember" xlink:label="SouthCarolinaCTIMember"/><link:label xlink:type="resource" xlink:label="label_SouthCarolinaCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">South Carolina</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SouthCarolinaCTIMember" xlink:to="label_SouthCarolinaCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_ColoradoCTIMember" xlink:label="ColoradoCTIMember"/><link:label xlink:type="resource" xlink:label="label_ColoradoCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Colorado</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ColoradoCTIMember" xlink:to="label_ColoradoCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_GeorgiaCTIMember" xlink:label="GeorgiaCTIMember"/><link:label xlink:type="resource" xlink:label="label_GeorgiaCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Georgia</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GeorgiaCTIMember" xlink:to="label_GeorgiaCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_WashingtonCTIMember" xlink:label="WashingtonCTIMember"/><link:label xlink:type="resource" xlink:label="label_WashingtonCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Washington</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WashingtonCTIMember" xlink:to="label_WashingtonCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_WisconsinCTIMember" xlink:label="WisconsinCTIMember"/><link:label xlink:type="resource" xlink:label="label_WisconsinCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Wisconsin</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="WisconsinCTIMember" xlink:to="label_WisconsinCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_TennesseeCTIMember" xlink:label="TennesseeCTIMember"/><link:label xlink:type="resource" xlink:label="label_TennesseeCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Tennessee</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TennesseeCTIMember" xlink:to="label_TennesseeCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_OtherLineCTIMember" xlink:label="OtherLineCTIMember"/><link:label xlink:type="resource" xlink:label="label_OtherLineCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Other Line</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherLineCTIMember" xlink:to="label_OtherLineCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_CreditRatingOtherLineAMinus1PlusCTIMember" xlink:label="CreditRatingOtherLineAMinus1PlusCTIMember"/><link:label xlink:type="resource" xlink:label="label_CreditRatingOtherLineAMinus1PlusCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Credit Rating Other LineA-1+</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CreditRatingOtherLineAMinus1PlusCTIMember" xlink:to="label_CreditRatingOtherLineAMinus1PlusCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#alliancebernstein_CreditRatingOtherLineNotRatedCTIMember" xlink:label="CreditRatingOtherLineNotRatedCTIMember"/><link:label xlink:type="resource" xlink:label="label_CreditRatingOtherLineNotRatedCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Credit Rating Other LineNot Rated</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CreditRatingOtherLineNotRatedCTIMember" xlink:to="label_CreditRatingOtherLineNotRatedCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="NoTradingSymbolFlag"/><link:label xlink:type="resource" xlink:label="label_NoTradingSymbolFlag" 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xlink:label="label_InvestmentCompanyPortfolioTurnover" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">InvestmentCompanyPortfolioTurnover</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InvestmentCompanyPortfolioTurnover" xlink:to="label_InvestmentCompanyPortfolioTurnover" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StandardPoorsAAARatingMember" xlink:label="StandardPoorsAAARatingMember"/><link:label xlink:type="resource" xlink:label="label_StandardPoorsAAARatingMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">AAA</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardPoorsAAARatingMember" xlink:to="label_StandardPoorsAAARatingMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StandardPoorsAARatingMember" xlink:label="StandardPoorsAARatingMember"/><link:label xlink:type="resource" xlink:label="label_StandardPoorsAARatingMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">AA</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardPoorsAARatingMember" xlink:to="label_StandardPoorsAARatingMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StandardPoorsARatingMember" xlink:label="StandardPoorsARatingMember"/><link:label xlink:type="resource" xlink:label="label_StandardPoorsARatingMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">A</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardPoorsARatingMember" xlink:to="label_StandardPoorsARatingMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StandardPoorsBBBRatingMember" xlink:label="StandardPoorsBBBRatingMember"/><link:label xlink:type="resource" xlink:label="label_StandardPoorsBBBRatingMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">BBB</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardPoorsBBBRatingMember" xlink:to="label_StandardPoorsBBBRatingMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StandardPoorsBBRatingMember" xlink:label="StandardPoorsBBRatingMember"/><link:label xlink:type="resource" xlink:label="label_StandardPoorsBBRatingMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">BB</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardPoorsBBRatingMember" xlink:to="label_StandardPoorsBBRatingMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StandardPoorsBRatingMember" xlink:label="StandardPoorsBRatingMember"/><link:label xlink:type="resource" xlink:label="label_StandardPoorsBRatingMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">B</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="StandardPoorsBRatingMember" xlink:to="label_StandardPoorsBRatingMember" priority="1"/></link:labelLink></link:linkbase></appinfo></annotation><element name="C000213294Member" id="alliancebernstein_C000213294Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="C000030494Member" id="alliancebernstein_C000030494Member" type="dtr-types:domainItemType" 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