<?xml version='1.0' encoding='US-ASCII'?><schema xmlns="http://www.w3.org/2001/XMLSchema" xmlns:trp="http://trp/20260531" xmlns:dei="http://xbrl.sec.gov/dei/2026" xmlns:srt-types="http://fasb.org/srt-types/2026" xmlns:deprecated="http://www.xbrl.org/2009/role/deprecated" xmlns:dtr="http://www.xbrl.org/2009/dtr" xmlns:oef="http://xbrl.sec.gov/oef/2026" xmlns:ref="http://www.xbrl.org/2006/ref" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xl="http://www.xbrl.org/2003/XLink" xmlns:us-gaap="http://fasb.org/us-gaap/2026" xmlns:oef-pre="http://xbrl.sec.gov/oef-pre/2026" xmlns:oef-lab="http://xbrl.sec.gov/oef-lab/2026" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:country="http://xbrl.sec.gov/country/2026" xmlns:us-roles="http://fasb.org/us-roles/2026" xmlns:enum2="http://xbrl.org/2020/extensible-enumerations-2.0" xmlns:us-types="http://fasb.org/us-types/2026" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:oef-def="http://xbrl.sec.gov/oef-def/2026" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:srt="http://fasb.org/srt/2026" xmlns:oef-sr="http://xbrl.sec.gov/oef-sr/2026" xmlns:srt-roles="http://fasb.org/srt-roles/2026" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xbrli="http://www.xbrl.org/2003/instance" targetNamespace="http://trp/20260531" elementFormDefault="qualified"><import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/><import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/><import namespace="http://xbrl.sec.gov/dei/2026" schemaLocation="https://xbrl.sec.gov/dei/2026/dei-2026.xsd"/><import namespace="http://fasb.org/us-types/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-types-2026.xsd"/><import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd"/><import namespace="http://xbrl.sec.gov/country/2026" schemaLocation="https://xbrl.sec.gov/country/2026/country-2026.xsd"/><import namespace="http://fasb.org/srt/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-2026.xsd"/><import namespace="http://fasb.org/srt-types/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-types-2026.xsd"/><import namespace="http://xbrl.sec.gov/oef-sr/2026" schemaLocation="https://xbrl.sec.gov/oef/2026/oef-sr-2026.xsd"/><import namespace="http://fasb.org/us-gaap/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd"/><import namespace="http://fasb.org/us-roles/2026" schemaLocation="https://xbrl.fasb.org/us-gaap/2026/elts/us-roles-2026.xsd"/><import namespace="http://fasb.org/srt-roles/2026" schemaLocation="https://xbrl.fasb.org/srt/2026/elts/srt-roles-2026.xsd"/><annotation><appinfo><link:linkbase id="lnk"><link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReport" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#ShareholderReport"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#ShareholderReportHoldingsDetails"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#ShareholderReportLineGraphDetails"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#ShareholderReportAverageAnnualReturnDetails"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/ClassOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#ClassOnly"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/IndustrySectorOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#IndustrySectorOnly"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/Other1CategoryOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#Other1CategoryOnly"/><link:roleRef roleURI="http://xbrl.sec.gov/oef/role/LargestHoldingOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#LargestHoldingOnly"/><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReport"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#trp_C000005550Member" xlink:label="C000005550Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000005550Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReportHoldingsDetails"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#trp_C000005550Member" xlink:label="C000005550Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000005550Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_IndustrySectorDomain" xlink:label="IndustrySectorDomain"/><link:loc xlink:type="locator" xlink:href="#trp_A0BNYMinus3379883N7SectorMember" xlink:label="A0BNYMinus3379883N7SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="A0BNYMinus3379883N7SectorMember" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_A0BNYMinus912797UU9SectorMember" xlink:label="A0BNYMinus912797UU9SectorMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="IndustrySectorDomain" xlink:to="A0BNYMinus912797UU9SectorMember" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_LargestHoldingsDomain" xlink:label="LargestHoldingsDomain"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" xlink:label="Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" xlink:label="Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" order="2.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" xlink:label="Top10HoldingBNYMellonBNYMinus3379883N7CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" order="3.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" xlink:label="Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" order="4.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" xlink:label="Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" order="5.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingStateStreetBNYMinus3379898T7CTIMember" xlink:label="Top10HoldingStateStreetBNYMinus3379898T7CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingStateStreetBNYMinus3379898T7CTIMember" order="6.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" xlink:label="Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" order="7.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" xlink:label="Top10HoldingWellsFargoBNYMinus9499862M4CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" order="8.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" xlink:label="Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" order="9.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" xlink:label="Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" order="10.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_OtherCategory1Domain" xlink:label="OtherCategory1Domain"/><link:loc xlink:type="locator" xlink:href="#trp_Other0BNYMinus912797UU9CTIMember" xlink:label="Other0BNYMinus912797UU9CTIMember"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="OtherCategory1Domain" xlink:to="Other0BNYMinus912797UU9CTIMember" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReportLineGraphDetails"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#trp_C000005550Member" xlink:label="C000005550Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000005550Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ShareholderReportAverageAnnualReturnDetails"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#trp_C000005550Member" xlink:label="C000005550Member"/><link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ShareClassDomain" xlink:to="C000005550Member" order="1.0" preferredLabel="http://www.xbrl.org/2003/role/label" priority="1"/></link:presentationLink><link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/ClassOnly"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_ShareClassDomain" xlink:label="ShareClassDomain"/><link:loc xlink:type="locator" xlink:href="#trp_C000005550Member" xlink:label="C000005550Member"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="ShareClassDomain" xlink:to="C000005550Member" order="1.0" priority="1"/></link:definitionLink><link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/IndustrySectorOnly"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_IndustrySectorDomain" xlink:label="IndustrySectorDomain"/><link:loc xlink:type="locator" xlink:href="#trp_A0BNYMinus3379883N7SectorMember" xlink:label="A0BNYMinus3379883N7SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="A0BNYMinus3379883N7SectorMember" order="1.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_A0BNYMinus912797UU9SectorMember" xlink:label="A0BNYMinus912797UU9SectorMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="IndustrySectorDomain" xlink:to="A0BNYMinus912797UU9SectorMember" order="2.0" priority="1"/></link:definitionLink><link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/Other1CategoryOnly"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_OtherCategory1Domain" xlink:label="OtherCategory1Domain"/><link:loc xlink:type="locator" xlink:href="#trp_Other0BNYMinus912797UU9CTIMember" xlink:label="Other0BNYMinus912797UU9CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="OtherCategory1Domain" xlink:to="Other0BNYMinus912797UU9CTIMember" order="1.0" priority="1"/></link:definitionLink><link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/oef/role/LargestHoldingOnly"><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/oef/2026/oef-2026.xsd#oef_LargestHoldingsDomain" xlink:label="LargestHoldingsDomain"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" xlink:label="Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" order="1.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" xlink:label="Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" order="2.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" xlink:label="Top10HoldingBNYMellonBNYMinus3379883N7CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" order="3.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" xlink:label="Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" order="4.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" xlink:label="Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" order="5.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingStateStreetBNYMinus3379898T7CTIMember" xlink:label="Top10HoldingStateStreetBNYMinus3379898T7CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingStateStreetBNYMinus3379898T7CTIMember" order="6.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" xlink:label="Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" order="7.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" xlink:label="Top10HoldingWellsFargoBNYMinus9499862M4CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" order="8.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" xlink:label="Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" order="9.0" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" xlink:label="Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember"/><link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="LargestHoldingsDomain" xlink:to="Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" order="10.0" priority="1"/></link:definitionLink><link:labelLink xlink:type="extended" xlink:role="http://www.xbrl.org/2003/role/link"><link:loc xlink:type="locator" xlink:href="#trp_C000005550Member" xlink:label="C000005550Member"/><link:label xlink:type="resource" xlink:label="label_C000005550Member" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">C000005550</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="C000005550Member" xlink:to="label_C000005550Member" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_A0BNYMinus3379883N7SectorMember" xlink:label="A0BNYMinus3379883N7SectorMember"/><link:label xlink:type="resource" xlink:label="label_A0BNYMinus3379883N7SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">0BNY-3379883N7</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A0BNYMinus3379883N7SectorMember" xlink:to="label_A0BNYMinus3379883N7SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_A0BNYMinus912797UU9SectorMember" xlink:label="A0BNYMinus912797UU9SectorMember"/><link:label xlink:type="resource" xlink:label="label_A0BNYMinus912797UU9SectorMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">0BNY-912797UU9</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="A0BNYMinus912797UU9SectorMember" xlink:to="label_A0BNYMinus912797UU9SectorMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Other0BNYMinus912797UU9CTIMember" xlink:label="Other0BNYMinus912797UU9CTIMember"/><link:label xlink:type="resource" xlink:label="label_Other0BNYMinus912797UU9CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Other0BNY-912797UU9</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Other0BNYMinus912797UU9CTIMember" xlink:to="label_Other0BNYMinus912797UU9CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" xlink:label="Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingU.S. Treasury BillsBNY-912797UU9</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" xlink:to="label_Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" xlink:label="Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingU.S. Treasury NotesBNY-91282CLA7</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" xlink:to="label_Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" xlink:label="Top10HoldingBNYMellonBNYMinus3379883N7CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingBNY MellonBNY-3379883N7</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" xlink:to="label_Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" xlink:label="Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingCitigroup Global MarketsBNY-1729954T6</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" xlink:to="label_Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" xlink:label="Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingCredit AgricoleBNY-2258961F6</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" xlink:to="label_Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingStateStreetBNYMinus3379898T7CTIMember" xlink:label="Top10HoldingStateStreetBNYMinus3379898T7CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingStateStreetBNYMinus3379898T7CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingState StreetBNY-3379898T7</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingStateStreetBNYMinus3379898T7CTIMember" xlink:to="label_Top10HoldingStateStreetBNYMinus3379898T7CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" xlink:label="Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingRoyal Bank of CanadaBNY-7809777D0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" xlink:to="label_Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" xlink:label="Top10HoldingWellsFargoBNYMinus9499862M4CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingWells FargoBNY-9499862M4</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" xlink:to="label_Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" xlink:label="Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingJPMorgan ChaseBNY-6169999W0</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" xlink:to="label_Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="#trp_Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" xlink:label="Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember"/><link:label xlink:type="resource" xlink:label="label_Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Top10HoldingRBC Dominion SecuritiesBNY-7809976R8</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" xlink:to="label_Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_NoTradingSymbolFlag" xlink:label="NoTradingSymbolFlag"/><link:label xlink:type="resource" xlink:label="label_NoTradingSymbolFlag" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">No Trading Symbol [Flag]</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="NoTradingSymbolFlag" xlink:to="label_NoTradingSymbolFlag" priority="1"/><link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsNet" xlink:label="AssetsNet"/><link:label xlink:type="resource" xlink:label="label_AssetsNet" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">AssetsNet</link:label><link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="AssetsNet" xlink:to="label_AssetsNet" priority="1"/></link:labelLink></link:linkbase></appinfo></annotation><element name="C000005550Member" id="trp_C000005550Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A0BNYMinus3379883N7SectorMember" id="trp_A0BNYMinus3379883N7SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="A0BNYMinus912797UU9SectorMember" id="trp_A0BNYMinus912797UU9SectorMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Other0BNYMinus912797UU9CTIMember" id="trp_Other0BNYMinus912797UU9CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" id="trp_Top10HoldingUSTreasuryBillsBNYMinus912797UU9CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" id="trp_Top10HoldingUSTreasuryNotesBNYMinus91282CLA7CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" id="trp_Top10HoldingBNYMellonBNYMinus3379883N7CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" id="trp_Top10HoldingCitigroupGlobalMarketsBNYMinus1729954T6CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" id="trp_Top10HoldingCreditAgricoleBNYMinus2258961F6CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingStateStreetBNYMinus3379898T7CTIMember" id="trp_Top10HoldingStateStreetBNYMinus3379898T7CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" id="trp_Top10HoldingRoyalBankofCanadaBNYMinus7809777D0CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" id="trp_Top10HoldingWellsFargoBNYMinus9499862M4CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" id="trp_Top10HoldingJPMorganChaseBNYMinus6169999W0CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/><element name="Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" id="trp_Top10HoldingRBCDominionSecuritiesBNYMinus7809976R8CTIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/></schema>
