acmt.001 Account Opening Instruction

What acmt.001 is for

acmt.001 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.

acmt.001 message structure

The building blocks of acmt.001.001.08 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]
  • AcctOpngInstr AccountOpeningInstruction [1..1]
    • MsgId Message Identification [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.

    • OrdrRef Order Reference [0..1]InvestmentFundOrder4

      Identifies a related order or settlement transaction.

      • OrdrRef Order Reference [0..1]Max35Text

        Unique and unambiguous identifier for an order, as assigned by the instructing party.

      • MstrRef Master Reference [0..1]Max35Text

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

    • PrvsRef Previous Reference [0..1]AdditionalReference13

      Reference to a linked message that was previously sent.

      • Ref Reference [1..1]Max35Text

        Message identification of a message.

      • RefIssr Reference Issuer [0..1]PartyIdentification125Choice (choice)

        Issuer of the reference.

      • MsgNm Message Name [0..1]Max35Text

        Name of the message.

    • InstrDtls Instruction Details [1..1]InvestmentAccountOpening4

      Information about the opening instruction.

      • OpngTp Opening Type [1..1]AccountOpeningType1Choice (choice)

        Specifies if the account opening instruction is about a newly created account or a supplementary account.

      • AcctApplId Account Application Identification [0..1]Max35Text

        Unique and unambiguous identifier of the account opening request at application level.

      • ClntRef Client Reference [0..1]Max35Text

        Unique and unambiguous identification of a transaction, for example, a transfer, as assigned by the investor or account owner.

      • CtrPtyRef Counterparty Reference [0..1]AdditionalReference13

        Unambiguous identification of the transaction, for example, a transfer, as allocated by the counterparty.

      • ExstgAcctId Existing Account Identification [0..*]Account23

        Account to which the account opening is related.

    • InvstmtAcct Investment Account [1..1]InvestmentAccount73

      Detailed information about the account to be opened.

      • Id Identification [0..1]Max35Text

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

      • Nm 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.

      • Dsgnt Designation [0..1]Max35Text

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

      • Tp Type [0..1]AccountType2Choice (choice)

        Type of account.

      • OwnrshTp Ownership Type [1..1]OwnershipType2Choice (choice)

        Ownership status of the account, for example, joint owners.

      • TaxXmptn Tax Exemption [0..1]TaxExemptionReason2Choice (choice)

        Tax advantage specific to the account.

      • StmtFrqcy Statement Frequency [0..1]StatementFrequencyReason2Choice (choice)

        Frequency at which a statement is issued.

      • RefCcy Reference Currency [0..1]ActiveCurrencyCode

        Currency chosen for reporting purposes by the account owner in agreement with the account servicer.

      • Lang Language [0..1]LanguageCode

        Language for all communication concerning the account.

      • IncmPref Income Preference [0..1]IncomePreference2Code

        Dividend option chosen by the account owner based on the options offered in the prospectus.

      • RinvstmtDtls Reinvestment Details [0..*]Reinvestment4

        Specifies, for income on the fund or security that is to be reinvested, parameters for the reinvestment.

      • TaxWhldgMtd Tax Withholding Method [0..1]TaxWithholdingMethod3Code

        Method by which the tax (withholding tax) is to be processed, that is, either withheld at source or tax information is reported to tax authorities or...

      • TaxRptg Tax Reporting [0..*]TaxReporting3

        Details for the reporting of tax, for example, the country of taxation.

      • LttrInttDtls Letter Intent Details [0..1]LetterIntent1

        Details of the letter of intent.

      • AcmltnRghtRef Accumulation Right Reference [0..1]Max35Text

        Reference of an accumulation rights program, in which sales commissions are based on a customer's present purchases of shares and the aggregate...

      • ReqrdSgntriesNb Required Signatories Number [0..1]Number

        Number of account owners or related parties required to authorise transactions on the account.

      • FndFmlyNm Fund Family Name [0..1]Max350Text

        Name of the investment fund family.

      • FinInstrmDtls Financial Instrument Details [0..*]FinancialInstrument87

        Detailed information about the investment fund or security associated to the account.

      • RndgDtls Rounding Details [0..1]RoundingParameters1

        Parameters to be applied on deal amount for orders when the amount is a fractional number.

      • AcctSvcr Account Servicer [0..1]PartyIdentification125Choice (choice)

        Party that manages the account on behalf of the account owner, that is manages the registration and booking of entries on the account, calculates...

      • BlckdSts Blocked Status [0..1]BlockedStatusReason2Choice (choice)

        Specifies the account is blocked and other factors for the blocked account.

      • AcctUsgTp Account Usage Type [0..1]AccountUsageType2Choice (choice)

        Type of usage of the account.

      • FrgnStsCertfctn Foreign Status Certification [0..1]Provided1Code

        Specifies if documentary evidence has been provided for the foreign resident.

      • AcctSgntrDtTm Account Signature Date Time [0..1]DateAndDateTime1Choice (choice)

        Date the investor or account owner signs the open account form.

      • TxChanlTp Transaction Channel Type [0..1]TransactionChannelType1Choice (choice)

        Means by which the investor or account owner submits the open account form.

      • InvstmtAcctCtgy Investment Account Category [0..1]InvestmentAccountCategory1Choice (choice)

        Category of the account.

      • Pldgg Pledging [0..1]Eligible1Code

        Specifies whether the holdings in the account are eligible for pledging.

      • Coll Collateral [0..1]Collateral1Code

        Specifies whether the holdings in the account are used as collateral.

      • ThrdPtyRghts Third Party Rights [0..1]ThirdPartyRights2

        Details of third party rights.

      • PwrOfAttnyLvlOfCtrl Power Of Attorney Level Of Control [0..1]LevelOfControl1Choice (choice)

        Functionality permitted to a third party in the actions that may be taken on an account on behalf of the investor.

      • AcctgSts Accounting Status [0..1]AccountingStatus1Choice (choice)

        Specifies if the account is regarded as domestic or non-domestic for reporting purposes.

      • OpngDt Opening Date [0..1]DateAndDateTime1Choice (choice)

        Legal opening date for the account.

      • ClsgDt Closing Date [0..1]DateAndDateTime1Choice (choice)

        Legal closing date for the account.

      • NegInd Negative Indicator [0..1]YesNoIndicator

        Indicates whether the account can hold a negative position in a security.

      • PrcgOrdr Processing Order [0..1]PositionEffect3Code

        Order in which securities are moved from the account.

      • Lblty Liability [0..1]Liability1Choice (choice)

        Specifies whether the investor assumes responsibility for the liability.

      • InvstrPrfl Investor Profile [0..*]InvestorProfile2

        Information used to determine fees and types of operations that can be carried out on the account.

      • FsclYr Fiscal Year [0..1]FiscalYear1Choice (choice)

        Fiscal year, when not the same as the calendar year.

    • AcctPties Account Parties [1..1]AccountParties17

      Information related to parties that are related to the account, for example, primary account owner.

      • PrncplAcctPty Principal Account Party [1..1]AccountParties12Choice (choice)

        Main party associated with the account.

      • ScndryOwnr Secondary Owner [0..*]InvestmentAccountOwnershipInformation16

        Entity that is not the primary owner when the ownership of the investment account is split among several owners.

      • Bnfcry Beneficiary [0..*]InvestmentAccountOwnershipInformation16

        Ultimate party that is entitled to either receive the benefits of the ownership of a financial instrument, or to be paid/credited as a result of a...

      • PwrOfAttny Power Of Attorney [0..*]InvestmentAccountOwnershipInformation16

        Entity that was given the authority by another entity to act on its behalf.

      • LglGuardn Legal Guardian [0..*]InvestmentAccountOwnershipInformation16

        Entity that has been appointed by a legal authority to act on behalf of a person judged to be incapacitated.

      • CtdnForMnr Custodian For Minor [0..*]InvestmentAccountOwnershipInformation16

        Entity that holds shares/units on behalf of a legal minor.

      • SucssrOnDth Successor On Death [0..*]InvestmentAccountOwnershipInformation16

        Deceased's estate, or successor, to whom the respective percentage of ownership will be transferred upon the death of one of the owners.

      • Admstr Administrator [0..*]InvestmentAccountOwnershipInformation16

        Entity that has been appointed by a legal authority to act on behalf of a person or organisation that has gone bankrupt.

      • OthrPty Other Party [0..*]ExtendedParty14

        Other type of party.

      • Grntr Granter [0..*]InvestmentAccountOwnershipInformation16

        Granter role in the hedge funds industry.

      • Sttlr Settlor [0..*]InvestmentAccountOwnershipInformation16

        Entity that creates a trust or contributes assets to the trust.

      • SnrMggOffcl Senior Managing Official [0..*]InvestmentAccountOwnershipInformation16

        Party that makes, or participates in the making of, decisions that affect the whole, or a substantial part, of the business of a customer of a...

      • Prtctr Protector [0..*]InvestmentAccountOwnershipInformation16

        Person appointed under the trust instrument to direct or restrain the trustees in relation to their administration of the trust.

      • RegdShrhldrNm Registered Shareholder Name [0..1]RegisteredShareholderName1Choice (choice)

        Party that registers its name with the issuer and the name used for the registration.

    • Intrmies Intermediaries [0..*]Intermediary46

      Intermediary or other party related to the management of the account.

      • Id Identification [1..1]PartyIdentification177Choice (choice)

        Unique and unambiguous identifier for an organisation that is allocated by an institution.

      • LglNttyIdr Legal Entity Identifier [0..1]LEIIdentifier

        Identification of the organisation with a Legal Entity Identifier.

      • Acct Account [0..1]Account32

        Business relationship between two entities; one entity is the account owner, the other entity is the account servicer.

      • WvdTrlrComssnInd Waived Trailer Commission Indicator [0..1]YesNoIndicator

        Non-enforcement of the right to all or part of a commission by the party entitled to the commission.

      • Role Role [0..1]PartyRole2Choice (choice)

        Role or function performed by the intermediary.

      • PmryComAdr Primary Communication Address [0..*]CommunicationAddress6

        Communication device number or electronic address used for communication.

      • ScndryComAdr Secondary Communication Address [0..*]CommunicationAddress6

        Communication device number or electronic address used for communication.

      • NmAndAdr Name And Address [0..1]NameAndAddress4

        Information that locates and identifies a specific address, as defined by postal services.

    • Plcmnt Placement [0..1]ReferredAgent3

      Referral information.

      • Rfrd Referred [1..1]Referred1Code

        Indicates if the investor was referred by a placement agent.

      • RfrdPlcmntAgt Referred Placement Agent [0..1]PartyIdentification125Choice (choice)

        Placement agent that referred the investor.

    • NewIsseAllcn New Issue Allocation [0..1]NewIssueAllocation2

      Eligibility conditions applicable when there is an allocation of new issues for hedge fund account opening.

      • Rstrctd Restricted [1..1]YesNoIndicator

        Indicates whether the investor is eligible to participate in the profits and losses from a new issue.

      • XmptPrsnRsn Exempt Person Reason [0..1]Max350Text

        Reason for exemption.

      • DeMnms De Minimus [0..1]DeMinimus1Choice (choice)

        Conditions applicable when the investor is covered by the "de minimis" exemption.

    • SvgsInvstmtPlan Savings Investment Plan [0..50]InvestmentPlan17

      Plan that allows individuals to set aside a fixed amount of money at specified intervals, usually for a special purpose, for example, retirement.

      • Frqcy Frequency [1..1]Frequency20Choice (choice)

        Frequency of the investment or divestment.

      • StartDt Start Date [0..1]ISODate

        Date the investment plan starts.

      • EndDt End Date [0..1]ISODate

        Date the investment plan stops.

      • Qty Quantity [1..1]UnitsOrAmount1Choice (choice)

        Amount of the periodical payments.

      • GrssAmtInd Gross Amount Indicator [0..1]YesNoIndicator

        Indicates whether an ordered amount is a gross amount (including transaction overhead).

      • IncmPref Income Preference [0..1]IncomePreference2Code

        Dividend option chosen by the account owner based on the options offered in the prospectus.

      • InitlAmt Initial Amount [0..1]InitialAmount1Choice (choice)

        Initial amount or number of initial instalments.

      • TtlNbOfInstlmts Total Number Of Instalments [0..1]Number

        Total number of times the amount must be invested at the predefined frequency as of the start date of the investment plan.

      • RndgDrctn Rounding Direction [0..1]RoundingDirection1Code

        Indicates the rounding direction when an amount is to be spread over several funds.

      • SctyDtls Security Details [1..50]Repartition6

        Security that an investment plan invests in, or from which the investment plan divests.

      • CshSttlm Cash Settlement [0..8]CashSettlement3

        Cash settlement standing instruction associated to the investment plan.

      • CtrctRef Contract Reference [0..1]Max35Text

        Reference of the underlying investment contract.

      • RltdCtrctRef Related Contract Reference [0..1]Max35Text

        Reference of the previous contract to which this savings or withdrawal plan is related.

      • PdctId Product Identification [0..1]Max35Text

        Identification of the product as designated by the fund manager.

      • SLAChrgAndComssnRef SLA Charge And Commission Reference [0..1]Max35Text

        Reference of the underlying service level agreement (SLA) governing fees.

      • InsrncCover Insurance Cover [0..1]InsuranceType2Choice (choice)

        Specifies the type of insurance contract to which the savings investment plan is linked.

      • PlanSts Plan Status [0..1]PlanStatus2Choice (choice)

        Status of the savings or withdrawal investment plan.

      • InstlmtMgrRole Instalment Manager Role [0..1]PartyRole4Choice (choice)

        Role or function of the instalment manager.

    • WdrwlInvstmtPlan Withdrawal Investment Plan [0..10]InvestmentPlan17

      Plan through which holdings are depleted through regular withdrawals at specified intervals.

      • Frqcy Frequency [1..1]Frequency20Choice (choice)

        Frequency of the investment or divestment.

      • StartDt Start Date [0..1]ISODate

        Date the investment plan starts.

      • EndDt End Date [0..1]ISODate

        Date the investment plan stops.

      • Qty Quantity [1..1]UnitsOrAmount1Choice (choice)

        Amount of the periodical payments.

      • GrssAmtInd Gross Amount Indicator [0..1]YesNoIndicator

        Indicates whether an ordered amount is a gross amount (including transaction overhead).

      • IncmPref Income Preference [0..1]IncomePreference2Code

        Dividend option chosen by the account owner based on the options offered in the prospectus.

      • InitlAmt Initial Amount [0..1]InitialAmount1Choice (choice)

        Initial amount or number of initial instalments.

      • TtlNbOfInstlmts Total Number Of Instalments [0..1]Number

        Total number of times the amount must be invested at the predefined frequency as of the start date of the investment plan.

      • RndgDrctn Rounding Direction [0..1]RoundingDirection1Code

        Indicates the rounding direction when an amount is to be spread over several funds.

      • SctyDtls Security Details [1..50]Repartition6

        Security that an investment plan invests in, or from which the investment plan divests.

      • CshSttlm Cash Settlement [0..8]CashSettlement3

        Cash settlement standing instruction associated to the investment plan.

      • CtrctRef Contract Reference [0..1]Max35Text

        Reference of the underlying investment contract.

      • RltdCtrctRef Related Contract Reference [0..1]Max35Text

        Reference of the previous contract to which this savings or withdrawal plan is related.

      • PdctId Product Identification [0..1]Max35Text

        Identification of the product as designated by the fund manager.

      • SLAChrgAndComssnRef SLA Charge And Commission Reference [0..1]Max35Text

        Reference of the underlying service level agreement (SLA) governing fees.

      • InsrncCover Insurance Cover [0..1]InsuranceType2Choice (choice)

        Specifies the type of insurance contract to which the savings investment plan is linked.

      • PlanSts Plan Status [0..1]PlanStatus2Choice (choice)

        Status of the savings or withdrawal investment plan.

      • InstlmtMgrRole Instalment Manager Role [0..1]PartyRole4Choice (choice)

        Role or function of the instalment manager.

    • CshSttlm Cash Settlement [0..8]CashSettlement3

      Cash settlement standing instruction associated to transactions on the account.

      • CshAcctDtls Cash Account Details [0..*]CashAccount204

        Account to credit or debit.

      • OthrCshSttlmDtls Other Cash Settlement Details [0..*]PaymentInstrument17

        Method of payment other than a cash account.

    • SvcLvlAgrmt Service Level Agreement [0..30]DocumentToSend4

      Identifies documents to be provided for the account opening.

      • Tp Type [1..1]Max140Text

        Type of document.

      • Rcpt Recipient [1..1]PartyIdentification125Choice (choice)

        Party that should receive the document.

      • MtdOfTrnsmssn Method Of Transmission [1..1]CommunicationMethod3Choice (choice)

        Communication method to be used.

    • AddtlInf Additional Information [0..*]AdditiononalInformation13

      Additional information such as remarks or notes that must be conveyed about the account management activity and or any limitations and restrictions.

      • Lmttn Limitation [0..1]Max350Text

        Restrictions and/or limitations on the account or party.

      • AddtlInf Additional Information [0..1]Max350Text

        Additional information such as remarks or notes that must be conveyed about the account management activity or party.

      • AcctVldtn Account Validation [0..1]Max350Text

        Information or instructions for the by-passing of validations in the account registration process.

      • Tp Type [0..1]Max35Text

        Type or identification of the remark, note, limitation or restriction.

      • Rgltr Regulator [0..1]PartyIdentification125Choice (choice)

        Regulator that may have to be informed about the remark, note, limitation or restriction.

      • Sts Status [0..1]RestrictionStatus1Choice (choice)

        Status of the remark, note, limitation or restriction.

      • Prd Period [0..1]DateTimePeriod2

        Period of the restriction.

    • 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 cannot be captured in the structured elements 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 acmt.001 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.001

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

• ExternalAccountIdentification1Code4 codes

Related account management messages

• acmt.002Account Details Confirmation
• acmt.003Account Modification Instruction
• acmt.005Request For Account Management Status Report
• acmt.006Account Management Status Report
• acmt.007Account Opening Request
• acmt.008Account Opening Amendment Request
• acmt.009Account Opening Additional Information Request
• acmt.010Account Request Acknowledgement
• acmt.011Account Request Rejection
• acmt.012Account Additional Information Request

acmt.001 questions

What is the latest version of acmt.001?

The latest version in the ISO 20022 e-Repository release of 24 April 2025 is acmt.001.001.08.

What is the root element of acmt.001?

The XML document is Document with the namespace urn:iso:std:iso:20022:tech:xsd:acmt.001.001.08, and its message element is AcctOpngInstr (AccountOpeningInstruction).

Is there an MT equivalent of acmt.001?

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