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Johnson, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="JohnsonJohnson0CTIMember" xlink:to="label_JohnsonJohnson0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_KLACorp0CTIMember" xlink:label="KLACorp0CTIMember"/><link:label xlink:type="resource" xlink:label="label_KLACorp0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">KLA Corp., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="KLACorp0CTIMember" xlink:to="label_KLACorp0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_UnionPacificCorp0CTIMember" xlink:label="UnionPacificCorp0CTIMember"/><link:label xlink:type="resource" xlink:label="label_UnionPacificCorp0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Union Pacific Corp., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UnionPacificCorp0CTIMember" xlink:to="label_UnionPacificCorp0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_AmericanWaterWorksCoInc0CTIMember" xlink:label="AmericanWaterWorksCoInc0CTIMember"/><link:label xlink:type="resource" xlink:label="label_AmericanWaterWorksCoInc0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">American Water Works Co., Inc., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AmericanWaterWorksCoInc0CTIMember" xlink:to="label_AmericanWaterWorksCoInc0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_IberdrolaSA0CTIMember" xlink:label="IberdrolaSA0CTIMember"/><link:label xlink:type="resource" xlink:label="label_IberdrolaSA0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Iberdrola SA, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IberdrolaSA0CTIMember" xlink:to="label_IberdrolaSA0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_KeppelDCREIT0CTIMember" xlink:label="KeppelDCREIT0CTIMember"/><link:label xlink:type="resource" xlink:label="label_KeppelDCREIT0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Keppel DC REIT, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="KeppelDCREIT0CTIMember" xlink:to="label_KeppelDCREIT0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_NationalGridplc0CTIMember" xlink:label="NationalGridplc0CTIMember"/><link:label xlink:type="resource" xlink:label="label_NationalGridplc0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">National Grid plc, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NationalGridplc0CTIMember" xlink:to="label_NationalGridplc0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_NextEraEnergyInc0CTIMember" xlink:label="NextEraEnergyInc0CTIMember"/><link:label xlink:type="resource" xlink:label="label_NextEraEnergyInc0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">NextEra Energy, Inc., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NextEraEnergyInc0CTIMember" xlink:to="label_NextEraEnergyInc0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_DigitalRealtyTrustInc0CTIMember" xlink:label="DigitalRealtyTrustInc0CTIMember"/><link:label xlink:type="resource" xlink:label="label_DigitalRealtyTrustInc0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Digital Realty Trust, Inc., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DigitalRealtyTrustInc0CTIMember" xlink:to="label_DigitalRealtyTrustInc0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_DeutscheTelekomAG0CTIMember" xlink:label="DeutscheTelekomAG0CTIMember"/><link:label xlink:type="resource" xlink:label="label_DeutscheTelekomAG0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Deutsche Telekom AG, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DeutscheTelekomAG0CTIMember" xlink:to="label_DeutscheTelekomAG0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_EliaGroupSANV0CTIMember" xlink:label="EliaGroupSANV0CTIMember"/><link:label xlink:type="resource" xlink:label="label_EliaGroupSANV0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Elia Group SA/NV, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="EliaGroupSANV0CTIMember" xlink:to="label_EliaGroupSANV0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_VeoliaEnvironnementSA0CTIMember" xlink:label="VeoliaEnvironnementSA0CTIMember"/><link:label xlink:type="resource" xlink:label="label_VeoliaEnvironnementSA0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Veolia Environnement SA, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="VeoliaEnvironnementSA0CTIMember" xlink:to="label_VeoliaEnvironnementSA0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_TaiwanSemiconductorManufacturingCoLtd0CTIMember" xlink:label="TaiwanSemiconductorManufacturingCoLtd0CTIMember"/><link:label xlink:type="resource" xlink:label="label_TaiwanSemiconductorManufacturingCoLtd0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Taiwan Semiconductor Manufacturing Co. Ltd., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaiwanSemiconductorManufacturingCoLtd0CTIMember" xlink:to="label_TaiwanSemiconductorManufacturingCoLtd0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_KeyenceCorp0CTIMember" xlink:label="KeyenceCorp0CTIMember"/><link:label xlink:type="resource" xlink:label="label_KeyenceCorp0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Keyence Corp., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="KeyenceCorp0CTIMember" xlink:to="label_KeyenceCorp0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_Lindeplc0CTIMember" xlink:label="Lindeplc0CTIMember"/><link:label xlink:type="resource" xlink:label="label_Lindeplc0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Linde plc, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Lindeplc0CTIMember" xlink:to="label_Lindeplc0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_SchneiderElectricSE0CTIMember" xlink:label="SchneiderElectricSE0CTIMember"/><link:label xlink:type="resource" xlink:label="label_SchneiderElectricSE0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Schneider Electric SE, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SchneiderElectricSE0CTIMember" xlink:to="label_SchneiderElectricSE0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_CitizensFinancialGroupInc0CTIMember" xlink:label="CitizensFinancialGroupInc0CTIMember"/><link:label xlink:type="resource" xlink:label="label_CitizensFinancialGroupInc0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" 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0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NovartisAG0CTIMember" xlink:to="label_NovartisAG0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_SiemensAG0CTIMember" xlink:label="SiemensAG0CTIMember"/><link:label xlink:type="resource" xlink:label="label_SiemensAG0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Siemens AG, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SiemensAG0CTIMember" xlink:to="label_SiemensAG0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ABBLtd0CTIMember" xlink:label="ABBLtd0CTIMember"/><link:label xlink:type="resource" xlink:label="label_ABBLtd0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">ABB Ltd., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ABBLtd0CTIMember" xlink:to="label_ABBLtd0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_TokyoElectronLtd0CTIMember" xlink:label="TokyoElectronLtd0CTIMember"/><link:label xlink:type="resource" xlink:label="label_TokyoElectronLtd0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Tokyo Electron Ltd., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TokyoElectronLtd0CTIMember" xlink:to="label_TokyoElectronLtd0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_SonyGroupCorp0CTIMember" xlink:label="SonyGroupCorp0CTIMember"/><link:label xlink:type="resource" xlink:label="label_SonyGroupCorp0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Sony Group Corp., , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SonyGroupCorp0CTIMember" xlink:to="label_SonyGroupCorp0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_InfineonTechnologiesAG0CTIMember" xlink:label="InfineonTechnologiesAG0CTIMember"/><link:label xlink:type="resource" xlink:label="label_InfineonTechnologiesAG0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Infineon Technologies AG, , , 0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InfineonTechnologiesAG0CTIMember" xlink:to="label_InfineonTechnologiesAG0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_USTreasuryNotes051520293875CTIMember" xlink:label="USTreasuryNotes051520293875CTIMember"/><link:label xlink:type="resource" xlink:label="label_USTreasuryNotes051520293875CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">U.S. Treasury Notes, , 05/15/2029, 3.875</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USTreasuryNotes051520293875CTIMember" xlink:to="label_USTreasuryNotes051520293875CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_USTreasuryNotes0131202835CTIMember" xlink:label="USTreasuryNotes0131202835CTIMember"/><link:label xlink:type="resource" xlink:label="label_USTreasuryNotes0131202835CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">U.S. Treasury Notes, , 01/31/2028, 3.5</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USTreasuryNotes0131202835CTIMember" xlink:to="label_USTreasuryNotes0131202835CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_USTreasuryBonds051520465CTIMember" xlink:label="USTreasuryBonds051520465CTIMember"/><link:label xlink:type="resource" 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xlink:to="label_ATTInc10302036525CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_USTreasuryBonds111520511875CTIMember" xlink:label="USTreasuryBonds111520511875CTIMember"/><link:label xlink:type="resource" xlink:label="label_USTreasuryBonds111520511875CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">U.S. Treasury Bonds, , 11/15/2051, 1.875</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USTreasuryBonds111520511875CTIMember" xlink:to="label_USTreasuryBonds111520511875CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_BankofAmericaCorp091520345872CTIMember" xlink:label="BankofAmericaCorp091520345872CTIMember"/><link:label xlink:type="resource" xlink:label="label_BankofAmericaCorp091520345872CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Bank of America Corp., , 09/15/2034, 5.872</link:label><link:labelArc 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xlink:href="#imp_MorganStanley072120345424CTIMember" xlink:label="MorganStanley072120345424CTIMember"/><link:label xlink:type="resource" xlink:label="label_MorganStanley072120345424CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Morgan Stanley, , 07/21/2034, 5.424</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MorganStanley072120345424CTIMember" xlink:to="label_MorganStanley072120345424CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_LibertyMutualGroupInc121520514125CTIMember" xlink:label="LibertyMutualGroupInc121520514125CTIMember"/><link:label xlink:type="resource" xlink:label="label_LibertyMutualGroupInc121520514125CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Liberty Mutual Group, Inc., , 12/15/2051, 4.125</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="LibertyMutualGroupInc121520514125CTIMember" xlink:to="label_LibertyMutualGroupInc121520514125CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_CCOHoldingsLLCCCOHoldingsCapitalCorp03012030475CTIMember" xlink:label="CCOHoldingsLLCCCOHoldingsCapitalCorp03012030475CTIMember"/><link:label xlink:type="resource" xlink:label="label_CCOHoldingsLLCCCOHoldingsCapitalCorp03012030475CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">CCO Holdings LLC / CCO Holdings Capital Corp., , 03/01/2030, 4.75</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CCOHoldingsLLCCCOHoldingsCapitalCorp03012030475CTIMember" xlink:to="label_CCOHoldingsLLCCCOHoldingsCapitalCorp03012030475CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_HiltonDomesticOperatingCoInc040120326125CTIMember" xlink:label="HiltonDomesticOperatingCoInc040120326125CTIMember"/><link:label xlink:type="resource" xlink:label="label_HiltonDomesticOperatingCoInc040120326125CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Hilton Domestic Operating Co., Inc., , 04/01/2032, 6.125</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HiltonDomesticOperatingCoInc040120326125CTIMember" xlink:to="label_HiltonDomesticOperatingCoInc040120326125CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_RocketCosInc080120336375CTIMember" xlink:label="RocketCosInc080120336375CTIMember"/><link:label xlink:type="resource" xlink:label="label_RocketCosInc080120336375CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Rocket Cos., Inc., , 08/01/2033, 6.375</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RocketCosInc080120336375CTIMember" xlink:to="label_RocketCosInc080120336375CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_CogentCommunicationsGroupLLCCogentFinanceInc061520277CTIMember" xlink:label="CogentCommunicationsGroupLLCCogentFinanceInc061520277CTIMember"/><link:label xlink:type="resource" xlink:label="label_CogentCommunicationsGroupLLCCogentFinanceInc061520277CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Cogent Communications Group LLC / Cogent Finance, Inc., , 06/15/2027, 7</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CogentCommunicationsGroupLLCCogentFinanceInc061520277CTIMember" xlink:to="label_CogentCommunicationsGroupLLCCogentFinanceInc061520277CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_CVRPartnersLPCVRNitrogenFinanceCorp061520286125CTIMember" xlink:label="CVRPartnersLPCVRNitrogenFinanceCorp061520286125CTIMember"/><link:label xlink:type="resource" xlink:label="label_CVRPartnersLPCVRNitrogenFinanceCorp061520286125CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">CVR Partners LP / CVR Nitrogen Finance Corp., , 06/15/2028, 6.125</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CVRPartnersLPCVRNitrogenFinanceCorp061520286125CTIMember" xlink:to="label_CVRPartnersLPCVRNitrogenFinanceCorp061520286125CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_DigicelInternationalFinanceLtdDIFLUSLLC080120328625CTIMember" xlink:label="DigicelInternationalFinanceLtdDIFLUSLLC080120328625CTIMember"/><link:label xlink:type="resource" xlink:label="label_DigicelInternationalFinanceLtdDIFLUSLLC080120328625CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Digicel International Finance Ltd. / DIFL US LLC, , 08/01/2032, 8.625</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="DigicelInternationalFinanceLtdDIFLUSLLC080120328625CTIMember" xlink:to="label_DigicelInternationalFinanceLtdDIFLUSLLC080120328625CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_HumanaInc091520566625CTIMember" xlink:label="HumanaInc091520566625CTIMember"/><link:label xlink:type="resource" xlink:label="label_HumanaInc091520566625CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Humana, Inc., , 09/15/2056, 6.625</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HumanaInc091520566625CTIMember" xlink:to="label_HumanaInc091520566625CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_GrayMediaInc071520329625CTIMember" xlink:label="GrayMediaInc071520329625CTIMember"/><link:label xlink:type="resource" xlink:label="label_GrayMediaInc071520329625CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Gray Media, Inc., , 07/15/2032, 9.625</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="GrayMediaInc071520329625CTIMember" xlink:to="label_GrayMediaInc071520329625CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ATSCorp121520284125CTIMember" xlink:label="ATSCorp121520284125CTIMember"/><link:label xlink:type="resource" xlink:label="label_ATSCorp121520284125CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">ATS Corp., , 12/15/2028, 4.125</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ATSCorp121520284125CTIMember" xlink:to="label_ATSCorp121520284125CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxCoreBondFundCTIMember" xlink:label="ImpaxCoreBondFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxCoreBondFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax Core Bond Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxCoreBondFundCTIMember" xlink:to="label_ImpaxCoreBondFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxUSSustainableEconomyFundCTIMember" xlink:label="ImpaxUSSustainableEconomyFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxUSSustainableEconomyFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax US Sustainable Economy Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxUSSustainableEconomyFundCTIMember" xlink:to="label_ImpaxUSSustainableEconomyFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxLargeCapFundCTIMember" xlink:label="ImpaxLargeCapFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxLargeCapFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax Large Cap Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxLargeCapFundCTIMember" xlink:to="label_ImpaxLargeCapFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxInternationalSustainableEconomyFundCTIMember" xlink:label="ImpaxInternationalSustainableEconomyFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxInternationalSustainableEconomyFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax International Sustainable Economy Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxInternationalSustainableEconomyFundCTIMember" xlink:to="label_ImpaxInternationalSustainableEconomyFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxSmallCapFundCTIMember" xlink:label="ImpaxSmallCapFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxSmallCapFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax Small Cap Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxSmallCapFundCTIMember" xlink:to="label_ImpaxSmallCapFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxHighYieldBondFundCTIMember" xlink:label="ImpaxHighYieldBondFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxHighYieldBondFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax High Yield Bond Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxHighYieldBondFundCTIMember" xlink:to="label_ImpaxHighYieldBondFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxGlobalSustainableInfrastructureETFCTIMember" xlink:label="ImpaxGlobalSustainableInfrastructureETFCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxGlobalSustainableInfrastructureETFCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax Global Sustainable Infrastructure ETF</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxGlobalSustainableInfrastructureETFCTIMember" xlink:to="label_ImpaxGlobalSustainableInfrastructureETFCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxGlobalEnvironmentalMarketsFundCTIMember" xlink:label="ImpaxGlobalEnvironmentalMarketsFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxGlobalEnvironmentalMarketsFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax Global Environmental Markets Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxGlobalEnvironmentalMarketsFundCTIMember" xlink:to="label_ImpaxGlobalEnvironmentalMarketsFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_ImpaxGlobalOpportunitiesFundCTIMember" xlink:label="ImpaxGlobalOpportunitiesFundCTIMember"/><link:label xlink:type="resource" xlink:label="label_ImpaxGlobalOpportunitiesFundCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Impax Global Opportunities Fund</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ImpaxGlobalOpportunitiesFundCTIMember" xlink:to="label_ImpaxGlobalOpportunitiesFundCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_OtherassetsandliabilitiesnetsectorCTIMember" xlink:label="OtherassetsandliabilitiesnetsectorCTIMember"/><link:label xlink:type="resource" xlink:label="label_OtherassetsandliabilitiesnetsectorCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Other assets and liabilities (net)sector</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherassetsandliabilitiesnetsectorCTIMember" xlink:to="label_OtherassetsandliabilitiesnetsectorCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_OtherassetsandliabilitiesnetindustryCTIMember" xlink:label="OtherassetsandliabilitiesnetindustryCTIMember"/><link:label xlink:type="resource" xlink:label="label_OtherassetsandliabilitiesnetindustryCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Other assets and liabilities (net)industry</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherassetsandliabilitiesnetindustryCTIMember" xlink:to="label_OtherassetsandliabilitiesnetindustryCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_OtherassetsandliabilitiesnetcountryCTIMember" xlink:label="OtherassetsandliabilitiesnetcountryCTIMember"/><link:label xlink:type="resource" xlink:label="label_OtherassetsandliabilitiesnetcountryCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Other assets and liabilities (net)country</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherassetsandliabilitiesnetcountryCTIMember" xlink:to="label_OtherassetsandliabilitiesnetcountryCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_OtherscountryCTIMember" xlink:label="OtherscountryCTIMember"/><link:label xlink:type="resource" xlink:label="label_OtherscountryCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Others country</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherscountryCTIMember" xlink:to="label_OtherscountryCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_OtherassetsandliabilitiesnetFIsectorCTIMember" xlink:label="OtherassetsandliabilitiesnetFIsectorCTIMember"/><link:label xlink:type="resource" xlink:label="label_OtherassetsandliabilitiesnetFIsectorCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Other assets and liabilities (net)FI sector</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="OtherassetsandliabilitiesnetFIsectorCTIMember" xlink:to="label_OtherassetsandliabilitiesnetFIsectorCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_USGovernmentCTIMember" xlink:label="USGovernmentCTIMember"/><link:label xlink:type="resource" xlink:label="label_USGovernmentCTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">U.S. Government</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="USGovernmentCTIMember" xlink:to="label_USGovernmentCTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RealEstateSectorMember" xlink:label="RealEstateSectorMember"/><link:label xlink:type="resource" xlink:label="label_RealEstateSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Real Estate</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="RealEstateSectorMember" xlink:to="label_RealEstateSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_UtilitiesSectorMember" xlink:label="UtilitiesSectorMember"/><link:label xlink:type="resource" xlink:label="label_UtilitiesSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Utilities</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="UtilitiesSectorMember" xlink:to="label_UtilitiesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerStaplesSectorMember" xlink:label="ConsumerStaplesSectorMember"/><link:label xlink:type="resource" xlink:label="label_ConsumerStaplesSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Consumer Staples</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerStaplesSectorMember" xlink:to="label_ConsumerStaplesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_MaterialsSectorMember" xlink:label="MaterialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_MaterialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Materials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="MaterialsSectorMember" xlink:to="label_MaterialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_CommunicationServicesSectorMember" xlink:label="CommunicationServicesSectorMember"/><link:label xlink:type="resource" xlink:label="label_CommunicationServicesSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Communication Services</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="CommunicationServicesSectorMember" xlink:to="label_CommunicationServicesSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_HealthcareSectorMember" xlink:label="HealthcareSectorMember"/><link:label xlink:type="resource" xlink:label="label_HealthcareSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Health Care</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="HealthcareSectorMember" xlink:to="label_HealthcareSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_FinancialsSectorMember" xlink:label="FinancialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_FinancialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Financials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialsSectorMember" xlink:to="label_FinancialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_ConsumerDiscretionarySectorMember" xlink:label="ConsumerDiscretionarySectorMember"/><link:label xlink:type="resource" xlink:label="label_ConsumerDiscretionarySectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Consumer Discretionary</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="ConsumerDiscretionarySectorMember" xlink:to="label_ConsumerDiscretionarySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_IndustrialsSectorMember" xlink:label="IndustrialsSectorMember"/><link:label xlink:type="resource" xlink:label="label_IndustrialsSectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Industrials</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="IndustrialsSectorMember" xlink:to="label_IndustrialsSectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2025/oef-2025.xsd#oef_InformationTechnologySectorMember" xlink:label="InformationTechnologySectorMember"/><link:label xlink:type="resource" xlink:label="label_InformationTechnologySectorMember" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xml:lang="en-US">Information Technology</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="InformationTechnologySectorMember" xlink:to="label_InformationTechnologySectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#imp_OthersIndustrySectorMember" xlink:label="OthersIndustrySectorMember"/><link:label xlink:type="resource" xlink:label="label_OthersIndustrySectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Others Industry</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" 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