<?xml version="1.0" encoding="us-ascii"?>
<!-- Generated by DFIN XBRL Schema Document - https://www.dfinsolutions.com/  -->
<!-- Copyright(c) 2026 Donnelley Financial Solutions Inc. All Rights Reserved.  -->
<schema targetNamespace="http://www.securitybenefit.com/20260428" elementFormDefault="qualified" xmlns="http://www.w3.org/2001/XMLSchema" xmlns:sbli="http://www.securitybenefit.com/20260428" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dei="http://xbrl.sec.gov/dei/2025" xmlns:vip="http://xbrl.sec.gov/vip/2025" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31">
    <annotation>
        <appinfo>
			<link:linkbase>
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/N4" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#N4"/>			
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/ContractOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#ContractOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/ClassOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#ClassOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/IndexOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#IndexOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/ReturnLimitTypeOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#ReturnLimitTypeOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/InvestmentOptionOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#InvestmentOptionOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/IndexReturnOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#IndexReturnOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/CreditingMethodologyOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#CreditingMethodologyOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/AdjustmentsOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#AdjustmentsOnly" />
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/CoregistrantsOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#CoregistrantsOnly" />			
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/BenefitOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#BenefitOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/PortfolioCompanyOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#PortfolioCompanyOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/RiskOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#RiskOnly"/>
				<link:roleRef roleURI="http://xbrl.sec.gov/vip/role/GenerationOnly" xlink:type="simple" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#GenerationOnly"/>			
				<link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
				<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:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/N4">			
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_ProspectusLineItems" xlink:label="ProspectusLineItems"/>
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_KeyOptionalBenefitRestrictionsTextBlock" xlink:label="KeyOptionalBenefitRestrictionsTextBlock"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="ProspectusLineItems" xlink:to="KeyOptionalBenefitRestrictionsTextBlock" order="20.0" />					
					<!--ContractAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllContractsMember" xlink:label="AllContractsMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_C000027883Member" xlink:label="C000027883Member"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllContractsMember" xlink:to="C000027883Member" order="1.0" />
					<!--ClassAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllClassesMember" xlink:label="AllClassesMember"/>
					<!--IndexAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllIndexesMember" xlink:label="AllIndexesMember"/>
					<!--ReturnLimitTypeAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllReturnLimitTypesMember" xlink:label="AllReturnLimitTypesMember"/>
					<!--InvestmentOptionAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllInvestmentOptionsMember" xlink:label="AllInvestmentOptionsMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_FixedAccountMember" xlink:label="FixedAccountMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllInvestmentOptionsMember" xlink:to="FixedAccountMember" order="1.0" />
					<!--IndexReturnAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllIndexReturnsMember" xlink:label="AllIndexReturnsMember"/>
					<!--CreditingMethodologyAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllCreditingMethodologiesMember" xlink:label="AllCreditingMethodologiesMember"/>
					<!--AdjustmentAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllAdjustmentsMember" xlink:label="AllAdjustmentsMember"/>
					<!--CoregistrantAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllCoregistrantsMember" xlink:label="AllCoregistrantsMember"/>
					<!--BenefitAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllBenefitsMember" xlink:label="AllBenefitsMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_DollarCostAveragingOptionMember" xlink:label="DollarCostAveragingOptionMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllBenefitsMember" xlink:to="DollarCostAveragingOptionMember" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_AssetReallocationOptionMember" xlink:label="AssetReallocationOptionMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllBenefitsMember" xlink:to="AssetReallocationOptionMember" order="3.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_SystematicWithdrawalsMember" xlink:label="SystematicWithdrawalsMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllBenefitsMember" xlink:to="SystematicWithdrawalsMember" order="4.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_AutomaticInvestmentProgramMember" xlink:label="AutomaticInvestmentProgramMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllBenefitsMember" xlink:to="AutomaticInvestmentProgramMember" order="5.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_StandardDeathBenefitContractissueAge76andOlderMember" xlink:label="StandardDeathBenefitContractissueAge76andOlderMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllBenefitsMember" xlink:to="StandardDeathBenefitContractissueAge76andOlderMember" order="6.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_StandardDeathBenefitContractIssueAge75orYoungerMember" xlink:label="StandardDeathBenefitContractIssueAge75orYoungerMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllBenefitsMember" xlink:to="StandardDeathBenefitContractIssueAge75orYoungerMember" order="7.0" />
					<!--PortfolioCompanyAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllPortfolioCompaniesMember" xlink:label="AllPortfolioCompaniesMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_GoldmanSachsVITSmallCapEquityInsightsInstitutionalClassMember" xlink:label="GoldmanSachsVITSmallCapEquityInsightsInstitutionalClassMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="GoldmanSachsVITSmallCapEquityInsightsInstitutionalClassMember" order="1.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_GoldmanSachsVITStrategicGrowthInstitutionalClassMember" xlink:label="GoldmanSachsVITStrategicGrowthInstitutionalClassMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="GoldmanSachsVITStrategicGrowthInstitutionalClassMember" order="2.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_InvescoVIEQVInternationalEquitySeriesIMember" xlink:label="InvescoVIEQVInternationalEquitySeriesIMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="InvescoVIEQVInternationalEquitySeriesIMember" order="3.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_InvescoVIGlobalRealEstateSeriesIMember" xlink:label="InvescoVIGlobalRealEstateSeriesIMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="InvescoVIGlobalRealEstateSeriesIMember" order="4.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_JanusHendersonVITResearchServiceClassMember" xlink:label="JanusHendersonVITResearchServiceClassMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="JanusHendersonVITResearchServiceClassMember" order="5.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_NAAAllCapValueSeriesMember" xlink:label="NAAAllCapValueSeriesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="NAAAllCapValueSeriesMember" order="6.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_NAALargeCapValueSeriesMember" xlink:label="NAALargeCapValueSeriesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="NAALargeCapValueSeriesMember" order="7.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_NAASMidCapValueSeriesMember" xlink:label="NAASMidCapValueSeriesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="NAASMidCapValueSeriesMember" order="8.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_NAAWorldEquityIncomeSeriesMember" xlink:label="NAAWorldEquityIncomeSeriesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="NAAWorldEquityIncomeSeriesMember" order="9.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_NeubergerBermanQualityEquityPortfolioClassSMember" xlink:label="NeubergerBermanQualityEquityPortfolioClassSMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="NeubergerBermanQualityEquityPortfolioClassSMember" order="10.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_PIMCOVITRealReturnAdministrativeClassMember" xlink:label="PIMCOVITRealReturnAdministrativeClassMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="PIMCOVITRealReturnAdministrativeClassMember" order="11.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_PIMCOVITTotalReturnAdministrativeClassMember" xlink:label="PIMCOVITTotalReturnAdministrativeClassMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="PIMCOVITTotalReturnAdministrativeClassMember" order="12.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_RydexVIFEnergyServicesMember" xlink:label="RydexVIFEnergyServicesMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="RydexVIFEnergyServicesMember" order="13.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_TRowePriceMidCapGrowthMember" xlink:label="TRowePriceMidCapGrowthMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllPortfolioCompaniesMember" xlink:to="TRowePriceMidCapGrowthMember" order="14.0" />
					<!--GenerationAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_CurrentGenerationMember" xlink:label="CurrentGenerationMember"/>
					<!--RiskAxis-->
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllRisksMember" xlink:label="AllRisksMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_RiskofInvestmentLossMember" xlink:label="RiskofInvestmentLossMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="RiskofInvestmentLossMember" order="14.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_ShortTermInvestmentRiskWithdrawalRiskMember" xlink:label="ShortTermInvestmentRiskWithdrawalRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="ShortTermInvestmentRiskWithdrawalRiskMember" order="15.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_SubaccountRiskMember" xlink:label="SubaccountRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="SubaccountRiskMember" order="16.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_PurchasePaymentRiskMember" xlink:label="PurchasePaymentRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="PurchasePaymentRiskMember" order="17.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_FinancialStrengthandClaimsPayingAbilityRiskMember" xlink:label="FinancialStrengthandClaimsPayingAbilityRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="FinancialStrengthandClaimsPayingAbilityRiskMember" order="18.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_BusinessDisruptionandCybersecurityRiskMember" xlink:label="BusinessDisruptionandCybersecurityRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="BusinessDisruptionandCybersecurityRiskMember" order="19.0" />
					<link:loc xlink:type="locator" xlink:href="#sbli_TaxConsequencesRiskMember" xlink:label="TaxConsequencesRiskMember"/>
					<link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="AllRisksMember" xlink:to="TaxConsequencesRiskMember" order="20.0" />					
				</link:presentationLink>			
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/ContractOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllContractsMember" xlink:label="AllContractsMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_C000027883Member" xlink:label="C000027883Member"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllContractsMember" xlink:to="C000027883Member" order="1.0"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/ClassOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllClassesMember" xlink:label="AllClassesMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/IndexOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllIndexesMember" xlink:label="AllIndexesMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/ReturnLimitTypeOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllReturnLimitTypesMember" xlink:label="AllReturnLimitTypesMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/InvestmentOptionOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllInvestmentOptionsMember" xlink:label="AllInvestmentOptionsMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_FixedAccountMember" xlink:label="FixedAccountMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllInvestmentOptionsMember" xlink:to="FixedAccountMember" order="1.0"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/IndexReturnOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllIndexReturnsMember" xlink:label="AllIndexReturnsMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/CreditingMethodologyOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllCreditingMethodologiesMember" xlink:label="AllCreditingMethodologiesMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/AdjustmentsOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllAdjustmentsMember" xlink:label="AllAdjustmentsMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/CoregistrantsOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllCoregistrantsMember" xlink:label="AllCoregistrantsMember"/>
				</link:definitionLink>
				<link:definitionLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/vip/role/BenefitOnly">
					<link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/vip/2025/vip-2025.xsd#vip_AllBenefitsMember" xlink:label="AllBenefitsMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_DollarCostAveragingOptionMember" xlink:label="DollarCostAveragingOptionMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllBenefitsMember" xlink:to="DollarCostAveragingOptionMember" order="1.0"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_AssetReallocationOptionMember" xlink:label="AssetReallocationOptionMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllBenefitsMember" xlink:to="AssetReallocationOptionMember" order="2.0"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_SystematicWithdrawalsMember" xlink:label="SystematicWithdrawalsMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllBenefitsMember" xlink:to="SystematicWithdrawalsMember" order="3.0"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_AutomaticInvestmentProgramMember" xlink:label="AutomaticInvestmentProgramMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllBenefitsMember" xlink:to="AutomaticInvestmentProgramMember" order="4.0"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_StandardDeathBenefitContractissueAge76andOlderMember" xlink:label="StandardDeathBenefitContractissueAge76andOlderMember"/>
					<link:definitionArc xlink:type="arc" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="AllBenefitsMember" xlink:to="StandardDeathBenefitContractissueAge76andOlderMember" order="5.0"/>
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					<link:loc xlink:type="locator" xlink:href="#sbli_SubaccountRiskMember" xlink:label="SubaccountRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_SubaccountRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Subaccount Risk</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="SubaccountRiskMember" xlink:to="label_SubaccountRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_PurchasePaymentRiskMember" xlink:label="PurchasePaymentRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_PurchasePaymentRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Purchase Payment Risk</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="PurchasePaymentRiskMember" xlink:to="label_PurchasePaymentRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_FinancialStrengthandClaimsPayingAbilityRiskMember" xlink:label="FinancialStrengthandClaimsPayingAbilityRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_FinancialStrengthandClaimsPayingAbilityRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Financial Strength and Claims-Paying Ability Risk</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="FinancialStrengthandClaimsPayingAbilityRiskMember" xlink:to="label_FinancialStrengthandClaimsPayingAbilityRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_BusinessDisruptionandCybersecurityRiskMember" xlink:label="BusinessDisruptionandCybersecurityRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_BusinessDisruptionandCybersecurityRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Business Disruption and Cybersecurity Risk</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="BusinessDisruptionandCybersecurityRiskMember" xlink:to="label_BusinessDisruptionandCybersecurityRiskMember"/>
					<link:loc xlink:type="locator" xlink:href="#sbli_TaxConsequencesRiskMember" xlink:label="TaxConsequencesRiskMember"/>
					<link:label xlink:type="resource" xlink:label="label_TaxConsequencesRiskMember" xlink:role="http://www.xbrl.org/2003/role/label" xml:lang="en-US">Tax Consequences Risk</link:label>
					<link:labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="TaxConsequencesRiskMember" xlink:to="label_TaxConsequencesRiskMember"/>
				</link:labelLink>
			</link:linkbase>
		</appinfo>
    </annotation>
	<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.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.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/dei/2025" schemaLocation="https://xbrl.sec.gov/dei/2025/dei-2025.xsd"/>
	<import namespace="http://xbrl.sec.gov/vip/2025" schemaLocation="https://xbrl.sec.gov/vip/2025/vip-2025.xsd" />
	<import namespace="http://xbrl.sec.gov/vip-n4/2025" schemaLocation="https://xbrl.sec.gov/vip/2025/vip-n4-2025.xsd" />
	<element name="C000027883Member" id="sbli_C000027883Member" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="DollarCostAveragingOptionMember" id="sbli_DollarCostAveragingOptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AssetReallocationOptionMember" id="sbli_AssetReallocationOptionMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SystematicWithdrawalsMember" id="sbli_SystematicWithdrawalsMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="AutomaticInvestmentProgramMember" id="sbli_AutomaticInvestmentProgramMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="StandardDeathBenefitContractissueAge76andOlderMember" id="sbli_StandardDeathBenefitContractissueAge76andOlderMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="StandardDeathBenefitContractIssueAge75orYoungerMember" id="sbli_StandardDeathBenefitContractIssueAge75orYoungerMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="GoldmanSachsVITSmallCapEquityInsightsInstitutionalClassMember" id="sbli_GoldmanSachsVITSmallCapEquityInsightsInstitutionalClassMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="GoldmanSachsVITStrategicGrowthInstitutionalClassMember" id="sbli_GoldmanSachsVITStrategicGrowthInstitutionalClassMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="InvescoVIEQVInternationalEquitySeriesIMember" id="sbli_InvescoVIEQVInternationalEquitySeriesIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="InvescoVIGlobalRealEstateSeriesIMember" id="sbli_InvescoVIGlobalRealEstateSeriesIMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="JanusHendersonVITResearchServiceClassMember" id="sbli_JanusHendersonVITResearchServiceClassMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="NAAAllCapValueSeriesMember" id="sbli_NAAAllCapValueSeriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="NAALargeCapValueSeriesMember" id="sbli_NAALargeCapValueSeriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="NAASMidCapValueSeriesMember" id="sbli_NAASMidCapValueSeriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="NAAWorldEquityIncomeSeriesMember" id="sbli_NAAWorldEquityIncomeSeriesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="NeubergerBermanQualityEquityPortfolioClassSMember" id="sbli_NeubergerBermanQualityEquityPortfolioClassSMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="PIMCOVITRealReturnAdministrativeClassMember" id="sbli_PIMCOVITRealReturnAdministrativeClassMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="PIMCOVITTotalReturnAdministrativeClassMember" id="sbli_PIMCOVITTotalReturnAdministrativeClassMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="RydexVIFEnergyServicesMember" id="sbli_RydexVIFEnergyServicesMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="TRowePriceMidCapGrowthMember" id="sbli_TRowePriceMidCapGrowthMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="FixedAccountMember" id="sbli_FixedAccountMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="RiskofInvestmentLossMember" id="sbli_RiskofInvestmentLossMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="ShortTermInvestmentRiskWithdrawalRiskMember" id="sbli_ShortTermInvestmentRiskWithdrawalRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="SubaccountRiskMember" id="sbli_SubaccountRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="PurchasePaymentRiskMember" id="sbli_PurchasePaymentRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="FinancialStrengthandClaimsPayingAbilityRiskMember" id="sbli_FinancialStrengthandClaimsPayingAbilityRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="BusinessDisruptionandCybersecurityRiskMember" id="sbli_BusinessDisruptionandCybersecurityRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
	<element name="TaxConsequencesRiskMember" id="sbli_TaxConsequencesRiskMember" type="dtr-types:domainItemType" substitutionGroup="xbrli:item" abstract="true" nillable="true" xbrli:periodType="duration"/>
</schema>
