generated: '2026-07-23'
method: derived
source: openapi/c-hoare-and-co-account-and-transaction-api-openapi.yml, openapi/c-hoare-and-co-payment-initiation-api-openapi.yml
note: >-
  Entity-relationship graph derived from the OBIE v3.1 Read/Write resource model.
  Identifiers are OBIE-assigned strings (AccountId, ConsentId, DomesticPaymentId,
  StatementId) rather than prefixed opaque ids.
entities:
  - name: AccountAccessConsent
    id: ConsentId
    api: account-and-transaction
    description: PSU authorisation grant scoping which accounts and permissions an AISP may read.
  - name: Account
    id: AccountId
    api: account-and-transaction
    description: A customer account the consent grants access to.
  - name: Balance
    api: account-and-transaction
    description: Balance snapshot(s) for an account.
  - name: Transaction
    api: account-and-transaction
    description: Booked/pending transaction on an account.
  - name: Beneficiary
    api: account-and-transaction
  - name: StandingOrder
    api: account-and-transaction
  - name: DirectDebit
    api: account-and-transaction
  - name: ScheduledPayment
    api: account-and-transaction
  - name: Statement
    id: StatementId
    api: account-and-transaction
  - name: Party
    api: account-and-transaction
  - name: Product
    api: account-and-transaction
  - name: DomesticPaymentConsent
    id: ConsentId
    api: payment-initiation
    description: PSU-authorised consent to initiate a single domestic payment.
  - name: DomesticPayment
    id: DomesticPaymentId
    api: payment-initiation
    description: An executed domestic payment order created against an authorised consent.
  - name: DomesticScheduledPaymentConsent
    id: ConsentId
    api: payment-initiation
  - name: DomesticStandingOrderConsent
    id: ConsentId
    api: payment-initiation
  - name: InternationalPaymentConsent
    id: ConsentId
    api: payment-initiation
  - name: FilePaymentConsent
    id: ConsentId
    api: payment-initiation
relationships:
  - from: AccountAccessConsent
    to: Account
    type: has_many
    via: Permissions/consent scope
  - from: Account
    to: Balance
    type: has_many
    via: AccountId
  - from: Account
    to: Transaction
    type: has_many
    via: AccountId
  - from: Account
    to: Beneficiary
    type: has_many
    via: AccountId
  - from: Account
    to: StandingOrder
    type: has_many
    via: AccountId
  - from: Account
    to: DirectDebit
    type: has_many
    via: AccountId
  - from: Account
    to: ScheduledPayment
    type: has_many
    via: AccountId
  - from: Account
    to: Statement
    type: has_many
    via: AccountId
  - from: Account
    to: Party
    type: has_one
    via: AccountId
  - from: Account
    to: Product
    type: has_one
    via: AccountId
  - from: Statement
    to: Transaction
    type: has_many
    via: StatementId
  - from: DomesticPayment
    to: DomesticPaymentConsent
    type: belongs_to
    via: ConsentId
  - from: DomesticPaymentConsent
    to: Account
    type: references
    via: Initiation.DebtorAccount