| Account | What happens here |
|---|---|
| debtor account | A T-account is a simple way to show a ledger account |
| settlement account | A T-account is a simple way to show a ledger account |
| transit account | A wash account, also called a suspense or transit account |
T-Accounts and Wash Accounts in Payment Accounting
What you will learn
Your objective. By the end of this lesson, you will be able to explain t-accounts and wash accounts in payment accounting. A T-account is a simple way to show a ledger account, with debits on the left and credits on the right, and every payment creates at least one debit and one credit of equal value.
Why it matters. The wash account exists because the two legs may happen at different times, in different systems, or on different days, and the bank needs a place to hold the money in between.
Chapter objective: How the standard is built, read and validated in real systems
Key learning points
- T-account: simple way to show
- Books do not balance
- Wash account exists because the two legs
- Debtor bank
- Payment: unwound in reverse order
- Return is not linked
Key terms
Transit account: An internal account used to hold funds temporarily while they move between systems or accounts. Transit accounts record the movement of money during settlement, currency conversion or internal...
Reconciliation: The process of comparing records from two sources, such as a bank statement and an internal ledger, to confirm they agree.
Charge bearer: A code that states who pays the charges for a payment. In ISO 20022 the values are DEBT for debtor, CRED for creditor, SHAR for shared and SLEV for service level.
Accounting ledger showing T-Accounts and Wash Accounts in Payment Accounting.
Practise this lesson
Exercise
Work out what the beneficiary receives for a EUR 10,000, payment under OUR, SHA and BEN.
Use the charge arrangement rules in this lesson and the correspondent and beneficiary bank fees named in the lesson.
- What to do. Calculate the amount credited under each of the three arrangements and state who pays each fee.
Correct result. Under OUR the sender pays all charges and the beneficiary receives the full amount. Under SHA the sender pays the sending charges and the beneficiary pays the receiving charges. Under BEN the beneficiary pays all charges and receives the amount less all fees.
Why. The charge arrangement decides who pays and how much arrives. A customer who was promised the full amount and receives less will complain, and the complaint lands on the analyst.
Check your understanding
Practice question
Which of the following best describes t-accounts and wash accounts in payment accounting?
Takeaway and next step
What to remember
A wash account with a balance that never clears is a warning sign, because it means a payment is stuck or a leg was missed.
Open the message type from this lesson and inspect its fields, then find the field that carries the amount.
Open the ISO 20022 Message Explorer →
Builds on "Market Practice: PMPG, CBPR+, SEPA, Fedwire, CHAPS and FedNow".
Transcript and full text
Show transcript
A T-account is a simple way to show a ledger account, with debits on the left and credits on the right, and every payment creates at least one debit and one credit of equal value. When a customer pays EUR 10,000, the bank debits the customer account by EUR 10,000 and credits its internal settlement account by EUR 10,000. When the bank settles with the next bank, it debits the settlement account by EUR 10,000 and credits its central bank account by EUR 10,000. The customer account is lower, the settlement account is back to zero, and the central bank account is lower, which is exactly what should happen, because the money has left the bank. If any entry is missing, the books do not balance, and the finance team must find the missing entry before the day closes. A wash account, also called a suspense or transit account, is an internal account used to hold funds briefly while a payment moves between two legs. The first leg credits the wash account, and the second leg debits it, so the wash account should return to zero by the end of the day. For example, a bank receiving EUR 10,000 for a customer may credit a wash account first, then debit the wash account and credit the customer account once the payment details are confirmed. The wash account exists because the two legs may happen at different times, in different systems, or on different days, and the bank needs a place to hold the money in between. A wash account with a balance that never clears is a warning sign, because it means a payment is stuck or a leg was missed. Charges are recorded as separate entries, and the charge bearer decides who pays them. If the debtor bears the charges, the bank debits the debtor account for the payment plus the charge, and credits its fee income account for the charge. If the charges are shared, the debtor bank takes its charge from the debtor, and the creditor bank takes its charge from the creditor, so the creditor receives less than the instructed amount. The ledger must show each charge separately, with the amount, the currency, and the party that paid it, because the customer will ask for a breakdown and the finance team needs it for revenue reporting. A payment of EUR 10,000 with a EUR 15 charge is not a payment of EUR 9,985, it is a payment of EUR 10,000 plus a charge of EUR 15, and the accounting must say so. When a payment fails and the money must be returned, the ledger is unwound in reverse order. The bank debits the settlement account and credits the customer account, restoring the balance, and it records the return with a reference to the original payment. If the payment had already settled with the next bank, the return comes back through the same route, and each bank in the chain reverses its own entries. The UETR and the end to end identification link the original payment and the return, so the finance team can match them. A return that is not linked to its original is a reconciliation break that will sit in the wash account until someone investigates it. A tester should check that every payment type produces balanced entries, that the wash account clears, and that a failed payment is fully reversed.
A T-account is a simple way to show a ledger account, with debits on the left and credits on the right, and every payment creates at least one debit and one credit of equal value. When a customer pays EUR 10,000, the bank debits the customer account by EUR 10,000 and credits its internal settlement account by EUR 10,000. When the bank settles with the next bank, it debits the settlement account by EUR 10,000 and credits its central bank account by EUR 10,000. The customer account is lower, the settlement account is back to zero, and the central bank account is lower, which is exactly what should happen, because the money has left the bank. If any entry is missing, the books do not balance, and the finance team must find the missing entry before the day closes.
A wash account, also called a suspense or transit account, is an internal account used to hold funds briefly while a payment moves between two legs. The first leg credits the wash account, and the second leg debits it, so the wash account should return to zero by the end of the day. For example, a bank receiving EUR 10,000 for a customer may credit a wash account first, then debit the wash account and credit the customer account once the payment details are confirmed. The wash account exists because the two legs may happen at different times, in different systems, or on different days, and the bank needs a place to hold the money in between. A wash account with a balance that never clears is a warning sign, because it means a payment is stuck or a leg was missed.
Charges are recorded as separate entries, and the charge bearer decides who pays them. If the debtor bears the charges, the bank debits the debtor account for the payment plus the charge, and credits its fee income account for the charge. If the charges are shared, the debtor bank takes its charge from the debtor, and the creditor bank takes its charge from the creditor, so the creditor receives less than the instructed amount. The ledger must show each charge separately, with the amount, the currency, and the party that paid it, because the customer will ask for a breakdown and the finance team needs it for revenue reporting. A payment of EUR 10,000 with a EUR 15 charge is not a payment of EUR 9,985, it is a payment of EUR 10,000 plus a charge of EUR 15, and the accounting must say so.
When a payment fails and the money must be returned, the ledger is unwound in reverse order. The bank debits the settlement account and credits the customer account, restoring the balance, and it records the return with a reference to the original payment. If the payment had already settled with the next bank, the return comes back through the same route, and each bank in the chain reverses its own entries. The UETR and the end to end identification link the original payment and the return, so the finance team can match them. A return that is not linked to its original is a reconciliation break that will sit in the wash account until someone investigates it. A tester should check that every payment type produces balanced entries, that the wash account clears, and that a failed payment is fully reversed.
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