sese.018 Account Holding Information

What sese.018 is for

sese.018 versions

Every version published in the e-Repository, newest first. A message keeps its business purpose across versions; each new version is a separate schema with its own namespace.

sese.018 message structure

The building blocks of sese.018.001.09 and the elements directly under them, with multiplicity ([0..1] optional, [1..1] mandatory, * any number) and the data type or component. Element names and definitions are from the ISO 20022 repository; usage guidelines such as CBPR+ or a market infrastructure's rules can restrict them further.

• Document [1..1]
  • AcctHldgInf AccountHoldingInformation [1..1]
    • MsgRef Message Reference [1..1]MessageIdentification1

      Reference that uniquely identifies the message from a business application standpoint.

      • Id Identification [1..1]Max35Text

        Identification of the message.

      • CreDtTm Creation Date Time [1..1]ISODateTime

        Date of creation of the message.

    • PoolRef Pool Reference [0..1]AdditionalReference11

      Collective reference identifying a set of messages.

      • Ref Reference [1..1]Max35Text

        Reference identifying a set of messages.

      • RefIssr Reference Issuer [0..1]PartyIdentification139

        Issuer of the reference.

      • MsgNm Message Name [0..1]Max35Text

        Name of the message.

    • PrvsRef Previous Reference [0..1]AdditionalReference10

      Reference to a linked message that was previously sent.

      • Ref Reference [1..1]Max35Text

        Reference issued by a party to identify an instruction, transaction or a message.

      • RefIssr Reference Issuer [0..1]PartyIdentification139

        Issuer of the reference.

      • MsgNm Message Name [0..1]Max35Text

        Name of the message.

    • RltdRef Related Reference [0..1]AdditionalReference10

      Reference to a linked message that was previously received.

      • Ref Reference [1..1]Max35Text

        Reference issued by a party to identify an instruction, transaction or a message.

      • RefIssr Reference Issuer [0..1]PartyIdentification139

        Issuer of the reference.

      • MsgNm Message Name [0..1]Max35Text

        Name of the message.

    • BizFlowDrctnTp Business Flow Direction Type [0..1]BusinessFlowDirectionType1Code

      Business flow direction (assets to be delivered or received).

    • PmryIndvInvstr Primary Individual Investor [0..1]IndividualPerson8

      Information identifying the primary individual investor, for example, name, address, social security number and date of birth.

      • Nm Name [1..1]Max35Text

        Name by which a party is known and which is usually used to identify that party.

      • GvnNm Given Name [1..1]Max35Text

        First name of a person.

      • NmPrfx Name Prefix [0..1]NamePrefix1Code

        Specifies the terms used to formally address a person.

      • NmSfx Name Suffix [0..1]Max35Text

        Additional information about a person that follows a person's name, for example, qualification such as Doctor of Philosophy (PhD).

      • Gndr Gender [0..1]GenderCode

        Specifies the gender of the person.

      • BirthDt Birth Date [0..1]ISODate

        Date on which a person is born.

      • SclSctyNb Social Security Number [0..1]Max35Text

        Number assigned by a social security agency.

      • IndvInvstrAdr Individual Investor Address [1..1]PostalAddress1

        Postal address of a party.

    • ScndryIndvInvstr Secondary Individual Investor [0..1]IndividualPerson8

      Information identifying the secondary individual investor, for example, name, address, social security number and date of birth.

      • Nm Name [1..1]Max35Text

        Name by which a party is known and which is usually used to identify that party.

      • GvnNm Given Name [1..1]Max35Text

        First name of a person.

      • NmPrfx Name Prefix [0..1]NamePrefix1Code

        Specifies the terms used to formally address a person.

      • NmSfx Name Suffix [0..1]Max35Text

        Additional information about a person that follows a person's name, for example, qualification such as Doctor of Philosophy (PhD).

      • Gndr Gender [0..1]GenderCode

        Specifies the gender of the person.

      • BirthDt Birth Date [0..1]ISODate

        Date on which a person is born.

      • SclSctyNb Social Security Number [0..1]Max35Text

        Number assigned by a social security agency.

      • IndvInvstrAdr Individual Investor Address [1..1]PostalAddress1

        Postal address of a party.

    • OthrIndvInvstr Other Individual Investor [0..*]IndividualPerson8

      Information identifying the other individual investors, for example, name, address, social security number and date of birth.

      • Nm Name [1..1]Max35Text

        Name by which a party is known and which is usually used to identify that party.

      • GvnNm Given Name [1..1]Max35Text

        First name of a person.

      • NmPrfx Name Prefix [0..1]NamePrefix1Code

        Specifies the terms used to formally address a person.

      • NmSfx Name Suffix [0..1]Max35Text

        Additional information about a person that follows a person's name, for example, qualification such as Doctor of Philosophy (PhD).

      • Gndr Gender [0..1]GenderCode

        Specifies the gender of the person.

      • BirthDt Birth Date [0..1]ISODate

        Date on which a person is born.

      • SclSctyNb Social Security Number [0..1]Max35Text

        Number assigned by a social security agency.

      • IndvInvstrAdr Individual Investor Address [1..1]PostalAddress1

        Postal address of a party.

    • PmryCorpInvstr Primary Corporate Investor [0..1]Organisation36

      Information identifying the primary corporate investor, for example, name and address.

      • Nm Name [1..1]Max140Text

        Name by which the party is known and which is usually used to identify that party.

      • Id Identification [0..1]PartyIdentification140

        Unique and unambiguous identifier for the organisation.

      • Purp Purpose [0..1]Max35Text

        Purpose of the organisation, for example, charity.

      • TaxtnCtry Taxation Country [0..1]CountryCode

        Country of taxation of the organisation.

      • RegnCtry Registration Country [0..1]CountryCode

        Country in which the organisation is registered.

      • RegnDt Registration Date [0..1]ISODate

        Date and time at which the organisation was officially registered.

      • TaxIdNb Tax Identification Number [0..1]Max35Text

        Number assigned by a tax authority to the organisation.

      • NtlRegnNb National Registration Number [0..1]Max35Text

        Number assigned by a national registration authority to the organisation.

      • CorpInvstrAdr Corporate Investor Address [1..1]PostalAddress1

        Postal address of the organisation.

    • ScndryCorpInvstr Secondary Corporate Investor [0..1]Organisation36

      Information identifying the secondary corporate investor, for example, name and address.

      • Nm Name [1..1]Max140Text

        Name by which the party is known and which is usually used to identify that party.

      • Id Identification [0..1]PartyIdentification140

        Unique and unambiguous identifier for the organisation.

      • Purp Purpose [0..1]Max35Text

        Purpose of the organisation, for example, charity.

      • TaxtnCtry Taxation Country [0..1]CountryCode

        Country of taxation of the organisation.

      • RegnCtry Registration Country [0..1]CountryCode

        Country in which the organisation is registered.

      • RegnDt Registration Date [0..1]ISODate

        Date and time at which the organisation was officially registered.

      • TaxIdNb Tax Identification Number [0..1]Max35Text

        Number assigned by a tax authority to the organisation.

      • NtlRegnNb National Registration Number [0..1]Max35Text

        Number assigned by a national registration authority to the organisation.

      • CorpInvstrAdr Corporate Investor Address [1..1]PostalAddress1

        Postal address of the organisation.

    • OthrCorpInvstr Other Corporate Investor [0..*]Organisation36

      Information identifying the other corporate investors, for example, name and address.

      • Nm Name [1..1]Max140Text

        Name by which the party is known and which is usually used to identify that party.

      • Id Identification [0..1]PartyIdentification140

        Unique and unambiguous identifier for the organisation.

      • Purp Purpose [0..1]Max35Text

        Purpose of the organisation, for example, charity.

      • TaxtnCtry Taxation Country [0..1]CountryCode

        Country of taxation of the organisation.

      • RegnCtry Registration Country [0..1]CountryCode

        Country in which the organisation is registered.

      • RegnDt Registration Date [0..1]ISODate

        Date and time at which the organisation was officially registered.

      • TaxIdNb Tax Identification Number [0..1]Max35Text

        Number assigned by a tax authority to the organisation.

      • NtlRegnNb National Registration Number [0..1]Max35Text

        Number assigned by a national registration authority to the organisation.

      • CorpInvstrAdr Corporate Investor Address [1..1]PostalAddress1

        Postal address of the organisation.

    • TrfrAcct Transferor Account [1..1]InvestmentAccount69

      Identification of the account owned by the investor at the old plan manager (account servicer).

      • Id Identification [0..1]Max35Text

        Unique and unambiguous identification for the account between the account owner and the account servicer.

      • Dsgnt Designation [0..1]Max35Text

        Supplementary registration information applying to a specific block of units for dealing and reporting purposes.

      • AcctNm Account Name [0..1]Max35Text

        Name of the account. It provides an additional means of identification, and is designated by the account servicer in agreement with the account owner.

      • Svcr Servicer [0..1]PartyIdentification132

        Institution that maintains the records where the account is held.

    • NmneeAcct Nominee Account [0..1]InvestmentAccount69

      Account held in the name of a party that is not the name of the beneficial owner of the shares.

      • Id Identification [0..1]Max35Text

        Unique and unambiguous identification for the account between the account owner and the account servicer.

      • Dsgnt Designation [0..1]Max35Text

        Supplementary registration information applying to a specific block of units for dealing and reporting purposes.

      • AcctNm Account Name [0..1]Max35Text

        Name of the account. It provides an additional means of identification, and is designated by the account servicer in agreement with the account owner.

      • Svcr Servicer [0..1]PartyIdentification132

        Institution that maintains the records where the account is held.

    • Trfee Transferee [1..1]PartyIdentification132

      Identification of the institution to which the financial instrument is to be transferred.

      • AnyBIC Any BIC [0..1]AnyBICDec2014Identifier

        Identification of the party expressed as a BIC.

      • ClrSysMmbId Clearing System Member Identification [0..1]ClearingSystemMemberIdentification2Choice (choice)

        Choice of identifier for a clearing system member, as assigned by the clearing system.

      • NmAndAdr Name And Address [0..1]NameAndAddress5

        Name and address of the party.

      • PrtryId Proprietary Identification [0..1]GenericIdentification1

        Unique and unambiguous identifier, as assigned to the party using a proprietary identification scheme.

      • LEI LEI [0..1]LEIIdentifier

        Legal entity identification as an alternate identification for the party.

    • PdctTrf Product Transfer [1..*]PortfolioTransfer9

      Information about the portfolio and assets.

      • MstrRef Master Reference [0..1]Max35Text

        Unique and unambiguous identifier for a group of individual transfers as assigned by the instructing party.

      • TrfId Transfer Identification [1..1]Max35Text

        Identification assigned to the transfer of assets.

      • TrfConfId Transfer Confirmation Identification [0..1]Max35Text

        Identification of the confirmation assigned by the transferor to the transfer.

      • Prtfl Portfolio [0..1]FundPortfolio7Choice (choice)

        Choice of tax efficient product, general investment or pension.

      • PrtlDscvry Partial Discovery [0..1]YesNoIndicator

        Indicates that not all the assets in the holding/portfolio are specified and that some other kind of other communication is required.

      • RsdlCsh Residual Cash [0..*]ResidualCash1

        Specifies whether there is cash in the account awaiting investment and the currency.

      • TaxDt Tax Date [0..1]ISODate

        Tax date applicable to all the assets.

      • FinInstrmAsstForTrf Financial Instrument Asset For Transfer [0..*]FinancialInstrument99

        Asset to be transferred.

      • AddtlInf Additional Information [0..*]AdditionalInformation15

        Additional information about the product transfer.

    • MktPrctcVrsn Market Practice Version [0..1]MarketPracticeVersion1

      Identifies the market practice to which the message conforms.

      • Nm Name [1..1]Max35Text

        Market practice, for example, “UKTRANSFERS”, “FINDELSLT”.

      • Dt Date [0..1]ISOYearMonth

        Year and month, for example, 2013-06.

      • Nb Number [0..1]Max35Text

        Version of the market practice.

    • Xtnsn Extension [0..*]Extension1

      Additional information that can not be captured in the structured fields and/or any other specific block.

      • PlcAndNm Place And Name [1..1]Max350Text

        Name qualifying the information provided in the Text field, and place where this information should be inserted.

      • Txt Text [1..1]Max350Text

        Text of the extension.

Have a sese.018 message? Paste it into the parser to see every element with its name and definition, and format checks on BICs, IBANs, dates and amounts.

Related securities settlement messages

• sese.011Transfer Instruction Status Report
• sese.012Portfolio Transfer Instruction
• sese.013Portfolio Transfer Confirmation
• sese.014Portfolio Transfer Cancellation Request
• sese.019Account Holding Information Request
• sese.020Securities Transaction Cancellation Request
• sese.021Securities Transaction Status Query
• sese.022Securities Status Or Statement Query Status Advice
• sese.023Securities Settlement Transaction Instruction
• sese.024Securities Settlement Transaction Status Advice

sese.018 questions

What is the latest version of sese.018?

The latest version in the ISO 20022 e-Repository release of 24 April 2025 is sese.018.001.09.

What is the root element of sese.018?

The XML document is Document with the namespace urn:iso:std:iso:20022:tech:xsd:sese.018.001.09, and its message element is AcctHldgInf (AccountHoldingInformation).

Is there an MT equivalent of sese.018?

No Swift MT message is listed as its direct equivalent on this site. Many ISO 20022 messages have no MT counterpart.