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<xbrli:xbrl xmlns:in-capmkt="http://www.sebi.gov.in/xbrl/2025-11-30/in-capmkt" xmlns:in-capmkt-ent="http://www.sebi.gov.in/xbrl/Changes_In_Management/2025-11-30/in-capmkt/in-capmkt-ent" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:in-capmkt-types="http://www.sebi.gov.in/xbrl/2025-11-30/in-capmkt-types" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:net="http://www.xbrl.org/2009/role/net" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:iso4217="http://www.xbrl.org/2003/iso4217" xmlns:negated="http://www.xbrl.org/2009/role/negated" xmlns:xbrldi="http://xbrl.org/2006/xbrldi" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xl="http://www.w3.org/1999/xlink"><link:schemaRef xlink:type="simple" xlink:href="in-capmkt-ent-2025-11-30.xsd"/><xbrli:context id="MainD"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SOUTHBANK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-30</xbrli:startDate><xbrli:endDate>2026-09-30</xbrli:endDate></xbrli:period></xbrli:context><xbrli:context id="MainI"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SOUTHBANK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-30</xbrli:instant></xbrli:period></xbrli:context><xbrli:context id="I_ChangeInManagement1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SOUTHBANK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-30</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain1</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="D_ChangeInManagement1"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SOUTHBANK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-30</xbrli:startDate><xbrli:endDate>2026-09-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain1</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="I_ChangeInManagement2"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SOUTHBANK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:instant>2026-09-30</xbrli:instant></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain2</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:context id="D_ChangeInManagement2"><xbrli:entity><xbrli:identifier scheme="https://www.sebi.gov.in/in-capmkt/NSESymbol">SOUTHBANK</xbrli:identifier></xbrli:entity><xbrli:period><xbrli:startDate>2026-09-30</xbrli:startDate><xbrli:endDate>2026-09-30</xbrli:endDate></xbrli:period><xbrli:scenario><xbrldi:typedMember dimension="in-capmkt:ChangeInManagementAxis"><in-capmkt:ChangeInManagementDomain>ChangeInManagementDomain2</in-capmkt:ChangeInManagementDomain></xbrldi:typedMember></xbrli:scenario></xbrli:context><xbrli:unit id="pure"><xbrli:measure>xbrli:pure</xbrli:measure></xbrli:unit><in-capmkt:NSESymbol contextRef="MainI">SOUTHBANK</in-capmkt:NSESymbol><in-capmkt:NameOfTheCompany contextRef="MainI">THE SOUTH INDIAN BANK LIMITED</in-capmkt:NameOfTheCompany><in-capmkt:ScripCode contextRef="MainI">532218</in-capmkt:ScripCode><in-capmkt:MSEISymbol contextRef="MainI">NOTLISTED</in-capmkt:MSEISymbol><in-capmkt:ISIN contextRef="MainI">INE683A01023</in-capmkt:ISIN><in-capmkt:WhetherDisclosureFiledForListedEntity contextRef="MainD">true</in-capmkt:WhetherDisclosureFiledForListedEntity><in-capmkt:RelationshipWithTheListedEntity contextRef="MainD">Listed Entity (self)</in-capmkt:RelationshipWithTheListedEntity><in-capmkt:WhetherEventOrInformationIsAnOutcomeOfBoardMeeting contextRef="MainD">false</in-capmkt:WhetherEventOrInformationIsAnOutcomeOfBoardMeeting><in-capmkt:DateOfOccurrenceOfEventOrInformation contextRef="MainD">2026-09-30</in-capmkt:DateOfOccurrenceOfEventOrInformation><in-capmkt:TimeOfOccurrenceOfEventOrInformation contextRef="MainD">20:17:00</in-capmkt:TimeOfOccurrenceOfEventOrInformation><in-capmkt:NumberOfPersonsOrEntitiesForWhomChangeIsBeingReported contextRef="MainI" unitRef="pure" decimals="0">2</in-capmkt:NumberOfPersonsOrEntitiesForWhomChangeIsBeingReported><in-capmkt:RemarksForWebsiteDissemination contextRef="MainI">Appointment of Mr. Mahesh Muralidhar Pai as Managing Director &amp; CEO of the Bank and Retirement of Mr. P R Seshadri from the office of Managing Director &amp; CEO of the Bank</in-capmkt:RemarksForWebsiteDissemination><in-capmkt:DateOfReport contextRef="MainI">2026-09-30</in-capmkt:DateOfReport><in-capmkt:TypeOfChange contextRef="D_ChangeInManagement1">Tenure completion</in-capmkt:TypeOfChange><in-capmkt:CategoryForChange contextRef="D_ChangeInManagement1">Director</in-capmkt:CategoryForChange><in-capmkt:DesignationOfDesignatedPerson contextRef="D_ChangeInManagement1">Executive Director</in-capmkt:DesignationOfDesignatedPerson><in-capmkt:PositionOfDirectorInBoardTwo contextRef="D_ChangeInManagement1">Not Applicable</in-capmkt:PositionOfDirectorInBoardTwo><in-capmkt:PositionOfDirectorInBoardThree contextRef="D_ChangeInManagement1">CEO-MD</in-capmkt:PositionOfDirectorInBoardThree><in-capmkt:SalutationOfDesignatedPerson contextRef="D_ChangeInManagement1">Mr.</in-capmkt:SalutationOfDesignatedPerson><in-capmkt:NameOfDesignatedPerson contextRef="I_ChangeInManagement1">PERUVEMBA RAMACHANDRAN  SESHADRI</in-capmkt:NameOfDesignatedPerson><in-capmkt:EffectiveDateOfReasonOfChange contextRef="I_ChangeInManagement1">2026-09-30</in-capmkt:EffectiveDateOfReasonOfChange><in-capmkt:TypeOfChange contextRef="D_ChangeInManagement2">Appointment</in-capmkt:TypeOfChange><in-capmkt:CategoryForChange contextRef="D_ChangeInManagement2">Director</in-capmkt:CategoryForChange><in-capmkt:DesignationOfDesignatedPerson contextRef="D_ChangeInManagement2">Executive Director</in-capmkt:DesignationOfDesignatedPerson><in-capmkt:PositionOfDirectorInBoardTwo contextRef="D_ChangeInManagement2">Not Applicable</in-capmkt:PositionOfDirectorInBoardTwo><in-capmkt:PositionOfDirectorInBoardThree contextRef="D_ChangeInManagement2">CEO-MD</in-capmkt:PositionOfDirectorInBoardThree><in-capmkt:SalutationOfDesignatedPerson contextRef="D_ChangeInManagement2">Mr.</in-capmkt:SalutationOfDesignatedPerson><in-capmkt:NameOfDesignatedPerson contextRef="I_ChangeInManagement2">MAHESH MURALIDHAR PAI</in-capmkt:NameOfDesignatedPerson><in-capmkt:EffectiveDateOfReasonOfChange contextRef="I_ChangeInManagement2">2026-10-01</in-capmkt:EffectiveDateOfReasonOfChange><in-capmkt:TermOfAppointmentInMonths contextRef="D_ChangeInManagement2" unitRef="pure" decimals="INF">36</in-capmkt:TermOfAppointmentInMonths><in-capmkt:BriefProfile contextRef="D_ChangeInManagement2">
Mr. Mahesh Muralidhar Pai (DIN: 09164982), aged 50 years is an accomplished banker with close to 3 decades of experience across governance, strategy, treasury, foreign exchange, retail, agriculture and MSME credit. Before joining the Bank, he was serving as Chief General Manager at Canara Bank spearheading digital banking and innovation. He has handled multiple strategic initiatives of the Bank including setting up of gold loan vertical. He has also headed one of the largest zones of Canara Bank. Mr. Mahesh Muralidhar Pai’s professional experience includes a stint in overseas operations of Canara Bank at New York, USA. Amongst other positions, he has served as Director in Canara Bank Tanzania Ltd, and represented the Bank in Fixed Income Money Market and Derivatives Association of India (FIMMDA), Swift India Domestic Services Private Ltd and Secondary Loan Market Association. He was also a Director in Karnataka State Financial corporation and Canara Bank Securities Ltd. He is recognised for his strategic clarity, execution excellence, integrity, and strong industry relationships with banking and technology partners. He brings in board relevant experience in entire segments of universal banking. He has joined The South Indian Bank Limited as “Officer on Special Duty (OSD)” for the interim period, from September 16, 2026 to September 30, 2026 and will be taking charge as Managing Director &amp; CEO of the Bank with effect from October 1, 2026 as approved by Reserve Bank of India and shareholders of the Bank.</in-capmkt:BriefProfile><in-capmkt:DisclosureOfRelationshipsBetweenDirectorsInCaseOfAppointmentOfDirector contextRef="D_ChangeInManagement2">NIL</in-capmkt:DisclosureOfRelationshipsBetweenDirectorsInCaseOfAppointmentOfDirector><in-capmkt:AffirmationThatThePersonProposedToBeAppointedAsDirectorIsNotDebarredFromHoldingTheOfficeByVirtueOfAnySEBIOrderOrAnyOtherAuthority contextRef="D_ChangeInManagement2">true</in-capmkt:AffirmationThatThePersonProposedToBeAppointedAsDirectorIsNotDebarredFromHoldingTheOfficeByVirtueOfAnySEBIOrderOrAnyOtherAuthority><in-capmkt:WhetherTheDirectorBeingAppointedIsDisqualifiedFromHoldingTheOfficeOfDirectorPursuantToProvisionsOfSection164OfTheCompaniesAct2013 contextRef="D_ChangeInManagement2">false</in-capmkt:WhetherTheDirectorBeingAppointedIsDisqualifiedFromHoldingTheOfficeOfDirectorPursuantToProvisionsOfSection164OfTheCompaniesAct2013></xbrli:xbrl>
