Czech Banking Association

Czech Open Banking Standard

Czech Republicv3.7maintainedPublisher docs ↗

Berlin Group-influenced but independently versioned, with a separate mandatory API for ATM and branch listings.

Security profile

Client authentication
mTLS with QWAC.
Message signing
Optional per ASPSP.
Tokens
OAuth2 authorization_code.
Certificates
eIDAS QWAC + QSealC.

SCA approaches

RedirectDecoupled

What bites integrators

  • Transaction ids are not stable across pages for some banks — deduplicate on amount, date and reference.

APIs and endpoints

AISP

AIS

Accounts, balances, transactions.

  • GET/v3/accountsList accounts
  • GET/v3/accounts/{id}/transactionsRead transactions