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Account and Transaction API Specification - UK

## Functionality at a glance The NBG "UK OPB - Account and Transaction v3.1.5" API follows the UK Open Banking Specification v3.1.5 This Account and Transaction API Specification describes the flows and payloads for retrieving a list of accounts and their transactions. The API endpoints described here allow a AISP to: * Create the Consent with the appropriate permissions in order to be able to access the API Endpoints * Retrieve the list of accounts * Retrieve an account's details * Retrieve an account's balances * Retrieve an account's transactions * Retrieve an account's beneficiaries * Retrieve an account's standing orders * Retrieve an account's party * Retrieve an account's scheduled payments * Retrieve an account's statements ## Quick Getting Started 1. **Login/Register** to the NBG Technology HUB 2. Go to **"APPS"** 3. Select your Organization and go to step 4. If you want to create a new Organization click **\"CREATE AN ORGANIZATION\"** and follow the steps below: 1. Enter the title of your Organization 2. Enter a short description of your Organization (optional) 3. Click **"SUBMIT"** 4. Select the Organization of choice and click **"ADD AN APPLICATION"** 1. Fill in the for

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  1. First observed: Sep 20, 2026
  2. Last directory-field change: Sep 20, 2026
  3. Current source observation: Sep 20, 2026

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