What is the latest version of acmt.028?

The latest version in the ISO 20022 e-Repository release of 24 April 2025 is acmt.028.001.05.

What is the root element of acmt.028?

The XML document is Document with the namespace urn:iso:std:iso:20022:tech:xsd:acmt.028.001.05, and its message element is AcctSwtchInfRspn (AccountSwitchInformationResponse).

Is there an MT equivalent of acmt.028?

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

acmt: Account Management

acmt.028 Account Switch Information Response

Written and maintained by ZagTrader. Last reviewed 21 October 2026. How this page is sourced and checked

acmt.028 is the ISO 20022 AccountSwitchInformationResponse message in the Account Management business area (acmt). The latest version is acmt.028.001.05, and 5 versions are in the repository.

Message: AccountSwitchInformationResponse
Latest version: acmt.028.001.05
Submitting organisation: Payments UK
MT equivalent: None listed

In use: published in the current ISO 20022 catalogue.

What acmt.028 is for

The AccountSwitchInformationResponse message is sent by the account servicer that previously held the account to the new account servicer to signal whether the account owner's account can be switched and to pass details of payment arrangements to be transferred to the new account servicer if the account may be switched. Confirmation of the balance transfer window is permitted by the old account servicer.

Definition from the ISO 20022 e-Repository, release of 24 April 2025.

acmt.028 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.

Version	Registration status	Published in
acmt.028.001.05latest	Registered	Latest version set
acmt.028.001.04	Registered	Previous version set
acmt.028.001.03	Registered	Archive
acmt.028.001.02	Registered	Archive
acmt.028.001.01	Registered	Archive

acmt.028 message structure

The building blocks of acmt.028.001.05 to three levels, 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]
- AcctSwtchInfRspn AccountSwitchInformationResponse [1..1]
  - MsgId Message Identification [1..1]MessageIdentification1
    Unique identification for the message.
    - Id Identification [1..1]Max35Text
      Identification of the message.
    - CreDtTm Creation Date Time [1..1]ISODateTime
      Date of creation of the message.
  - AcctSwtchDtls Account Switch Details [1..1]AccountSwitchDetails1
    Contains information about the details of the account switch.
    - UnqRefNb Unique Reference Number [1..1]Max35Text
      Unique number that provides unique and unambiguous identification of the account switch.
    - RtgUnqRefNb Routing Unique Reference Number [1..1]Max35Text
      Unique number that provides unique and unambiguous identification of the account switch.
    - SwtchRcvdDtTm Switch Received Date Time [0..1]ISODateTime
      Date and time that the request was received by the central switch service, populated by the central switch service only.
    - SwtchDt Switch Date [0..1]ISODate
      Date on which the account switch is expected to have completed.
    - SwtchTp Switch Type [1..1]SwitchType1Code
      Indicates whether the account switch is a full switch or a partial switch.
    - SwtchSts Switch Status [0..1]SwitchStatus1Code
      State of the account switch at the time the message is sent.
    - BalTrfWndw Balance Transfer Window [0..1]BalanceTransferWindow1Code
      Identifies the processing window in which the balance transfer will be processed on the day of the account switch.
    - Rspn Response [0..*]ResponseDetails1
      Response code and additional information.
      - RspnCd Response Code [1..1]Max35Text
      - AddtlDtls Additional Details [0..1]Max350Text
  - NewAcct New Account [1..1]CashAccount43
    New account to which the switch will be made (destination account).
    - Id Identification [0..1]AccountIdentification4Choice (choice)
      Unique and unambiguous identification for the account between the account owner and the account servicer.
      - IBAN IBAN [1..1]IBAN2007Identifier
      - Othr Other [1..1]GenericAccountIdentification1
    - Tp Type [0..1]CashAccountType2Choice (choice)
      Specifies the nature, or use of the account.
      - Cd Code [1..1]ExternalCashAccountType1Code
      - Prtry Proprietary [1..1]Max35Text
    - Ccy Currency [0..1]ActiveOrHistoricCurrencyCode
      Identification of the currency in which the account is held.
    - Nm Name [0..1]Max70Text
      Name of the account, as assigned by the account servicing institution, in agreement with the account owner in order to provide an additional means of...
    - Prxy Proxy [0..1]ProxyAccountIdentification1
      Specifies an alternate assumed name for the identification of the account.
      - Tp Type [0..1]ProxyAccountType1Choice (choice)
      - Id Identification [1..1]Max2048Text
    - Ownr Owner [0..1]PartyIdentification272
      Party that legally owns the account.
      - Nm Name [0..1]Max140Text
      - PstlAdr Postal Address [0..1]PostalAddress27
      - Id Identification [0..1]Party52Choice (choice)
      - CtryOfRes Country Of Residence [0..1]CountryCode
      - CtctDtls Contact Details [0..1]Contact13
    - Svcr Servicer [0..1]BranchAndFinancialInstitutionIdentification8
      Party that manages the account on behalf of the account owner, that is manages the registration and booking of entries on the account, calculates...
      - FinInstnId Financial Institution Identification [1..1]FinancialInstitutionIdentification23
      - BrnchId Branch Identification [0..1]BranchData5
  - OdAcct Old Account [1..1]CashAccount43
    Account held at the old account servicer being switched to the new account servicer.
    - Id Identification [0..1]AccountIdentification4Choice (choice)
      Unique and unambiguous identification for the account between the account owner and the account servicer.
      - IBAN IBAN [1..1]IBAN2007Identifier
      - Othr Other [1..1]GenericAccountIdentification1
    - Tp Type [0..1]CashAccountType2Choice (choice)
      Specifies the nature, or use of the account.
      - Cd Code [1..1]ExternalCashAccountType1Code
      - Prtry Proprietary [1..1]Max35Text
    - Ccy Currency [0..1]ActiveOrHistoricCurrencyCode
      Identification of the currency in which the account is held.
    - Nm Name [0..1]Max70Text
      Name of the account, as assigned by the account servicing institution, in agreement with the account owner in order to provide an additional means of...
    - Prxy Proxy [0..1]ProxyAccountIdentification1
      Specifies an alternate assumed name for the identification of the account.
      - Tp Type [0..1]ProxyAccountType1Choice (choice)
      - Id Identification [1..1]Max2048Text
    - Ownr Owner [0..1]PartyIdentification272
      Party that legally owns the account.
      - Nm Name [0..1]Max140Text
      - PstlAdr Postal Address [0..1]PostalAddress27
      - Id Identification [0..1]Party52Choice (choice)
      - CtryOfRes Country Of Residence [0..1]CountryCode
      - CtctDtls Contact Details [0..1]Contact13
    - Svcr Servicer [0..1]BranchAndFinancialInstitutionIdentification8
      Party that manages the account on behalf of the account owner, that is manages the registration and booking of entries on the account, calculates...
      - FinInstnId Financial Institution Identification [1..1]FinancialInstitutionIdentification23
      - BrnchId Branch Identification [0..1]BranchData5
  - PmtInstr Payment Instruction [0..*]PaymentInstruction43
    Details of debit payment arrangements associated with the old account.
    - PmtInfId Payment Information Identification [1..1]Max35Text
      Unique identification, as assigned by a sending party, to unambiguously identify the payment information group within the message.
    - PmtMtd Payment Method [1..1]PaymentMethod3Code
      Specifies the means of payment that will be used to move the amount of money.
    - BtchBookg Batch Booking [0..1]BatchBookingIndicator
      Identifies whether a single entry per individual transaction or a batch entry for the sum of the amounts of all transactions within the group of a...
    - NbOfTxs Number Of Transactions [0..1]Max15NumericText
      Number of individual transactions contained in the payment information group.
    - CtrlSum Control Sum [0..1]DecimalNumber
      Total of all individual amounts included in the group, irrespective of currencies.
    - PmtTpInf Payment Type Information [0..1]PaymentTypeInformation26
      Set of elements used to further specify the type of transaction.
      - InstrPrty Instruction Priority [0..1]Priority2Code
      - SvcLvl Service Level [0..*]ServiceLevel8Choice (choice)
      - LclInstrm Local Instrument [0..1]LocalInstrument2Choice (choice)
      - CtgyPurp Category Purpose [0..1]CategoryPurpose1Choice (choice)
    - ReqdExctnDt Requested Execution Date [1..1]ISODate
      Date at which the initiating party requests the clearing agent to process the payment.
    - PoolgAdjstmntDt Pooling Adjustment Date [0..1]ISODate
      Date used for the correction of the value date of a cash pool movement that has been posted with a different value date.
    - Dbtr Debtor [1..1]PartyIdentification272
      Party that owes an amount of money to the (ultimate) creditor.
      - Nm Name [0..1]Max140Text
      - PstlAdr Postal Address [0..1]PostalAddress27
      - Id Identification [0..1]Party52Choice (choice)
      - CtryOfRes Country Of Residence [0..1]CountryCode
      - CtctDtls Contact Details [0..1]Contact13
    - DbtrAcct Debtor Account [1..1]CashAccount40
      Unambiguous identification of the account of the debtor to which a debit entry will be made as a result of the transaction.
      - Id Identification [0..1]AccountIdentification4Choice (choice)
      - Tp Type [0..1]CashAccountType2Choice (choice)
      - Ccy Currency [0..1]ActiveOrHistoricCurrencyCode
      - Nm Name [0..1]Max70Text
      - Prxy Proxy [0..1]ProxyAccountIdentification1
    - DbtrAgt Debtor Agent [1..1]BranchAndFinancialInstitutionIdentification8
      Financial institution servicing an account for the debtor.
      - FinInstnId Financial Institution Identification [1..1]FinancialInstitutionIdentification23
      - BrnchId Branch Identification [0..1]BranchData5
    - DbtrAgtAcct Debtor Agent Account [0..1]CashAccount40
      Unambiguous identification of the account of the debtor agent at its servicing agent in the payment chain.
      - Id Identification [0..1]AccountIdentification4Choice (choice)
      - Tp Type [0..1]CashAccountType2Choice (choice)
      - Ccy Currency [0..1]ActiveOrHistoricCurrencyCode
      - Nm Name [0..1]Max70Text
      - Prxy Proxy [0..1]ProxyAccountIdentification1
    - InstrForDbtrAgt Instruction For Debtor Agent [0..1]Max140Text
      Further information related to the processing of the payment instruction, that may need to be acted upon by the debtor agent, depending on agreement...
    - UltmtDbtr Ultimate Debtor [0..1]PartyIdentification272
      Ultimate party that owes an amount of money to the (ultimate) creditor.
      - Nm Name [0..1]Max140Text
      - PstlAdr Postal Address [0..1]PostalAddress27
      - Id Identification [0..1]Party52Choice (choice)
      - CtryOfRes Country Of Residence [0..1]CountryCode
      - CtctDtls Contact Details [0..1]Contact13
    - ChrgBr Charge Bearer [0..1]ChargeBearerType1Code
      Specifies which party/parties will bear the charges associated with the processing of the payment transaction.
    - ChrgsAcct Charges Account [0..1]CashAccount40
      Account used to process charges associated with a transaction.
      - Id Identification [0..1]AccountIdentification4Choice (choice)
      - Tp Type [0..1]CashAccountType2Choice (choice)
      - Ccy Currency [0..1]ActiveOrHistoricCurrencyCode
      - Nm Name [0..1]Max70Text
      - Prxy Proxy [0..1]ProxyAccountIdentification1
    - ChrgsAcctAgt Charges Account Agent [0..1]BranchAndFinancialInstitutionIdentification8
      Agent that services a charges account.
      - FinInstnId Financial Institution Identification [1..1]FinancialInstitutionIdentification23
      - BrnchId Branch Identification [0..1]BranchData5
    - CdtTrfTxInf Credit Transfer Transaction Information [1..*]CreditTransferTransaction59
      Provides information on the individual transaction included in the message.
      - PmtId Payment Identification [1..1]PaymentIdentification6
      - PmtTpInf Payment Type Information [0..1]PaymentTypeInformation26
      - TaxRateMrkr Tax Rate Marker [0..1]TaxRateMarker1Code
      - Amt Amount [1..1]ActiveCurrencyAndAmount
      - ChrgBr Charge Bearer [0..1]ChargeBearerType1Code
      - ChqInstr Cheque Instruction [0..1]Cheque19
      - Frqcy Frequency [0..1]Frequency1
      - TrfInstr Transfer Instruction [0..1]TransferInstruction1
      - UltmtDbtr Ultimate Debtor [0..1]PartyIdentification272
      - IntrmyAgt1 Intermediary Agent1 [0..1]BranchAndFinancialInstitutionIdentification8
      - IntrmyAgt2 Intermediary Agent2 [0..1]BranchAndFinancialInstitutionIdentification8
      - IntrmyAgt3 Intermediary Agent3 [0..1]BranchAndFinancialInstitutionIdentification8
      - CdtrAgt Creditor Agent [1..1]BranchAndFinancialInstitutionIdentification8
      - Cdtr Creditor [0..1]PartyIdentification272
      - CdtrAcct Creditor Account [0..1]CashAccount40
      - UltmtCdtr Ultimate Creditor [0..1]PartyIdentification272
      - InstrForCdtrAgt Instruction For Creditor Agent [0..*]InstructionForCreditorAgent3
      - Purp Purpose [0..1]Purpose2Choice (choice)
      - RgltryRptg Regulatory Reporting [0..10]RegulatoryReporting3
      - Tax Tax [0..1]TaxData1
      - RltdRmtInf Related Remittance Information [0..10]RemittanceLocation9
      - RmtInf Remittance Information [0..1]RemittanceInformation22
  - DrctDbtInstr Direct Debit Instruction [0..*]DirectDebitInstructionDetails3
    Details of a direct debit instruction associated with the old account.
    - MndtId Mandate Identification [1..1]Max35Text
      Identification of the mandate for a direct debit instruction.
    - AutomtdDrctDbtInstrInd Automated Direct Debit Instruction Indicator [0..1]YesNoIndicator
      Indicates whether the instruction is an automated direct debit instruction.
    - DrctDbtTrfblInd Direct Debit Transferable Indicator [0..1]YesNoIndicator
      Indicates whether the direct debit instruction is transferable.
    - Cdtr Creditor [1..1]PartyIdentification272
      Party to which an amount of money is due.
      - Nm Name [0..1]Max140Text
      - PstlAdr Postal Address [0..1]PostalAddress27
      - Id Identification [0..1]Party52Choice (choice)
      - CtryOfRes Country Of Residence [0..1]CountryCode
      - CtctDtls Contact Details [0..1]Contact13
    - LastColltnCcyAmt Last Collection Currency Amount [0..1]ActiveOrHistoricCurrencyAndAmount
      Amount of the last debit made for the direct debit mandate.
    - LastColltnDt Last Collection Date [0..1]ISODate
      Date on which the last debit for the direct debit mandate may be made.
    - OthrDtls Other Details [0..*]TransferInstruction1
      Provides further information about the status of a requested transaction schedule transfer.
      - TrfInd Transfer Indicator [0..1]YesNoIndicator
      - Cd Code [1..1]Max35Text
      - Prtry Proprietary [0..1]Max256Text
      - StartDtTm Start Date Time [0..1]ISODateTime
      - StartDt Start Date [0..1]ISODate
      - Desc Description [0..1]Max350Text
  - SplmtryData Supplementary Data [0..*]SupplementaryData1
    Additional information that cannot be captured in the structured elements and/or any other specific block.
    - PlcAndNm Place And Name [0..1]Max350Text
      Unambiguous reference to the location where the supplementary data must be inserted in the message instance.
    - Envlp Envelope [1..1]SupplementaryDataEnvelope1
      Technical element wrapping the supplementary data.

Have a acmt.028 message? Paste it into the parser to see every element with its name and definition, and format checks on BICs, IBANs, dates and amounts.

External code sets used in acmt.028

These elements take their values from ISO 20022 external code sets, which are published separately and updated every quarter without a new message version.

acmt.028 questions

What is the latest version of acmt.028?: The latest version in the ISO 20022 e-Repository release of 24 April 2025 is acmt.028.001.05.
What is the root element of acmt.028?: The XML document is Document with the namespace urn:iso:std:iso:20022:tech:xsd:acmt.028.001.05, and its message element is AcctSwtchInfRspn (AccountSwitchInformationResponse).
Is there an MT equivalent of acmt.028?: No Swift MT message is listed as its direct equivalent on this site. Many ISO 20022 messages have no MT counterpart.

All ISO 20022 messages · ISO 20022 code sets · MT messages

The ISO 20022 message definitions, element names and definitions on this page are reproduced from material published at iso20022.org under the ISO 20022 Intellectual Property Rights policy. This is not the official source: the up-to-date ISO 20022 standards and repository material are published only at iso20022.org. Explanations in our own words are by ZagTrader. ZagTrader is not affiliated with or endorsed by ISO or Swift.