> ## Documentation Index > Fetch the complete documentation index at: https://apidocs.bridge.xyz/llms.txt > Use this file to discover all available pages before exploring further. # Verify an External Account > Trigger a verification check for an external account. Verifies that the `account_owner_name` matches the actual account holder at the receiving bank. Supported for `iban` (EUR) and `gb` (GBP) account types only. Does not require an Idempotency-Key header. After triggering, poll the external account's `account_verification` field until `completed_at` is populated. ## OpenAPI ````yaml https://withbridge-image1-sv-usw2-monorail-openapi.s3.amazonaws.com/latest.json post /customers/{customerID}/external_accounts/{externalAccountID}/verify openapi: 3.0.2 info: title: Bridge API description: APIs to move into, out of, and between any form of a dollar version: '1' servers: - url: https://api.bridge.xyz/v0 description: The base path for all resources security: - ApiKey: [] tags: - name: Customers - name: Fiat Payout Configuration - name: External Accounts - name: Transfers - name: Prefunded Accounts - name: Balances - name: Liquidation Addresses - name: Developers - name: API Keys - name: Plaid - name: Virtual Accounts - name: Static Memos - name: Cards - name: Funds Requests - name: Webhooks - name: Lists - name: Crypto Return Policies - name: Rewards - name: Associated Persons - name: Sandbox paths: /customers/{customerID}/external_accounts/{externalAccountID}/verify: post: tags: - External Accounts summary: Verify an External Account description: > Trigger a verification check for an external account. Verifies that the `account_owner_name` matches the actual account holder at the receiving bank. Supported for `iban` (EUR) and `gb` (GBP) account types only. Does not require an Idempotency-Key header. After triggering, poll the external account's `account_verification` field until `completed_at` is populated. parameters: - $ref: '#/components/parameters/CustomerIDParameter' - $ref: '#/components/parameters/ExternalAccountIDParameter' responses: '200': description: Verification initiated successfully content: application/json: schema: type: object properties: account_type: type: string enum: - iban - gb description: The account type that was verified. account_verification: description: The current state of the verification. type: object properties: iban: type: object description: Present when verifying an IBAN account. properties: match_level: type: string enum: - pending - match - close_match - no_match - error description: The result of the name match check. reason_code: type: string nullable: true description: >- Additional context from the receiving bank when the result is not a full match. validated_account_owner_name: type: string nullable: true description: The name on file at the receiving bank. gb: type: object description: Present when verifying a GB account. properties: match_level: type: string enum: - pending - match - close_match - no_match - error description: The result of the name match check. reason_code: type: string nullable: true description: >- Additional context from the receiving bank when the result is not a full match. validated_account_owner_name: type: string nullable: true description: The name on file at the receiving bank. requested_at: type: string format: date-time description: When the verification was requested. completed_at: type: string format: date-time nullable: true description: When the verification completed. Null while pending. examples: PendingIbanVerification: summary: A newly triggered IBAN verification value: account_type: iban account_verification: iban: match_level: pending reason_code: null validated_account_owner_name: null requested_at: '2026-01-15T12:00:00.000Z' completed_at: null '400': $ref: '#/components/responses/BadRequestError' '401': $ref: '#/components/responses/AuthenticationError' '404': $ref: '#/components/responses/NotFoundError' '409': description: A verification is already in progress for this external account content: application/json: schema: $ref: '#/components/schemas/Error' '500': $ref: '#/components/responses/UnexpectedError' components: parameters: CustomerIDParameter: name: customerID in: path required: true schema: $ref: '#/components/schemas/Id' ExternalAccountIDParameter: name: externalAccountID in: path required: true schema: $ref: '#/components/schemas/Id' responses: BadRequestError: description: Request containing missing or invalid parameters. content: application/json: schema: $ref: '#/components/schemas/Error' examples: BadCustomerRequestErrorExample: summary: Bad customer request value: code: bad_customer_request message: fields missing from customer body. name: first_name,ssn AuthenticationError: description: Missing or invalid API key content: application/json: schema: $ref: '#/components/schemas/Error' examples: MissingTokenError: summary: No Api-Key header description: The header may be missing or misspelled. value: code: required location: header name: Api-Key message: Missing Api-Key header InvalidTokenError: summary: Invalid key in Api-Key header value: code: invalid location: header name: Api-Key message: Invalid Api-Key header NotFoundError: description: No resource found content: application/json: schema: $ref: '#/components/schemas/Error' examples: NotFoundErrorExample: summary: Invalid customer id value: code: Invalid message: Unknown customer id UnexpectedError: description: Unexpected error. User may try and send the request again. content: application/json: schema: $ref: '#/components/schemas/Error' examples: UnexpectedError: summary: An unexpected error value: errors: - code: unexpected message: An expected error occurred, you may try again later schemas: Error: required: - code - message properties: code: type: string minLength: 1 maxLength: 256 message: type: string minLength: 1 maxLength: 512 source: title: ErrorSource required: - location - key properties: location: type: string enum: - path - query - body - header key: type: string description: >- Comma separated names of the properties or parameters causing the error Id: description: A UUID that uniquely identifies a resource type: string pattern: '[a-z0-9]*' minLength: 1 maxLength: 42 securitySchemes: ApiKey: type: apiKey name: Api-Key in: header ````