YouSign

YouSign Bank Account Lookup Verification API

KYC Process of verifying a person’s or company’s banking information via the Sepamail DIAMOND network.

Documentation GitHub OpenAPI

Operations 3

GET /verifications/bank_account_lookups List Bank Account Lookup Verifications #

POST /verifications/bank_account_lookups Initiate a new Bank Account Lookup Verification #

GET /verifications/bank_account_lookups/{bankAccountLookupVerificationId} Retrieve a Bank Account Lookup Verification #

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OpenAPI Specification

openapi: 3.2.0
info:
  contact:
    email: contact@yousign.com
    name: Support
    url: https://yousign.com/contact
  description: Build the best experience of digital signature through your own platform. Increase your conversion rates, leverage your data and reduce your costs with Yousign API.
  license:
    name: proprietary
    url: https://yousign.com/terms
  title: Public Api v3 Applicant Bank Account Lookup Verification API
  version: '3.0'
servers:
- description: Sandbox URL
  url: https://api-sandbox.yousign.app/v3
- description: Production URL
  url: https://api.yousign.app/v3
security:
- bearerAuth: []
tags:
- description: KYC Process of verifying a person’s or company’s banking information via the Sepamail DIAMOND network.
  name: Bank Account Lookup Verification
paths:
  /verifications/bank_account_lookups:
    get:
      description: 'Returns the list of all Bank Account Lookup Verifications within your organization.

        You can limit the number of items returned by using filters and pagination.

        Consult our [guide](https://developers.yousign.com/docs/bank-account-lookup-verification) for more details and examples.

        '
      operationId: get-verifications-bank_account_lookups
      parameters:
      - description: After cursor (pagination)
        in: query
        name: after
        required: false
        schema:
          minLength: 1
          type: string
      - description: The limit of items count to retrieve.
        in: query
        name: limit
        required: false
        schema:
          default: 100
          maximum: 100
          minimum: 1
          type: integer
      - description: 'Filter by `status`. Allowed operators: `eq`.

          Example: `status[eq]=verified`

          '
        example:
          eq:
          - verified
        explode: true
        in: query
        name: status
        required: false
        schema:
          description: Filter by status.
          minProperties: 1
          type: object
        style: deepObject
      - description: 'Filter by `workspace_id`. Allowed operators: `eq`.

          Example: `workspace_id[eq]=9b6ed2f3-244f-487a-baa1-bbe4f51c8748`

          '
        example:
          eq:
          - 9b6ed2f3-244f-487a-baa1-bbe4f51c8748
        explode: true
        in: query
        name: workspace_id
        required: false
        schema:
          description: Filter by workspace_id.
          minProperties: 1
          type: object
        style: deepObject
      responses:
        '200':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/get_verifications_bank_account_lookups_200_response'
          description: OK
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '400':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadRequestResponse'
          description: Bad request
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '401':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnauthorizedResponse'
          description: Access unauthorized
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '403':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ForbiddenResponse'
          description: Access forbidden
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '405':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MethodNotAllowed'
          description: This method is not allowed
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
            Retry-After:
              $ref: '#/components/headers/retry-after'
        '429':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TooManyRequestsResponse'
          description: Too Many Requests, please try again later.
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
            Retry-After:
              $ref: '#/components/headers/retry-after'
        '500':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerError'
          description: Internal Server Error
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
      summary: List Bank Account Lookup Verifications
      tags:
      - Bank Account Lookup Verification
    post:
      description: 'Initiate a new Bank Account Lookup Verification to check if a bank account exists and belongs to the specified person or company.


        Related guide: [Bank Account Verification](https://developers.yousign.com/docs/bank-account-lookup-verification)


        **ℹ️ This endpoint accepts two request body formats — pick the one that matches your use case:**

        - 📝 `application/json` — provide the natural person''s bank account details directly, or reference an existing Workflow Session Applicant by ID.

        - 📁 `multipart/form-data` — upload a binary file containing the natural person''s bank account details.


        **🔓 Endpoint access**

        - Environments: `production`, `sandbox`

        - API key scopes: `organization`, `workspace`

        - Plans: `pro`, `scale`

        - Add-ons (for production access): `Verify - Bank account verification`

        '
      operationId: post-verifications-bank_account_lookups
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/post_verifications_bank_account_lookups_request'
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/InitiateBankAccountLookupWithNaturalPersonFromFile'
      responses:
        '201':
          content:
            application/json:
              examples:
                pending:
                  $ref: '#/components/examples/BankAccountLookupExample'
              schema:
                $ref: '#/components/schemas/BankAccountLookupFull'
          description: Created
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '400':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadRequestResponse'
          description: Bad request
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '401':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnauthorizedResponse'
          description: Access unauthorized
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '403':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ForbiddenResponse'
          description: Access forbidden
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '405':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MethodNotAllowed'
          description: This method is not allowed
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
            Retry-After:
              $ref: '#/components/headers/retry-after'
        '415':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnsupportedMediaTypeResponse'
          description: UnsupportedMediaType
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '429':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TooManyRequestsResponse'
          description: Too Many Requests, please try again later.
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
            Retry-After:
              $ref: '#/components/headers/retry-after'
        '500':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerError'
          description: Internal Server Error
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
      summary: Initiate a new Bank Account Lookup Verification
      tags:
      - Bank Account Lookup Verification
  /verifications/bank_account_lookups/{bankAccountLookupVerificationId}:
    get:
      description: 'Retrieve a specific Bank Account Lookup Verification by its ID.

        '
      operationId: get-verifications-bank_account_lookups-id
      parameters:
      - description: Bank Account Lookup Verification Id
        in: path
        name: bankAccountLookupVerificationId
        required: true
        schema:
          $ref: '#/components/schemas/UUID'
      responses:
        '200':
          content:
            application/json:
              examples:
                verified:
                  summary: Verified result - bank account exists and belongs to the specified person
                  value:
                    id: 9a93d3b5-fb3b-4abf-9e70-26315b33506c
                    workspace_id: 9a93d3b5-fb3b-4abf-9e70-26315b33506c
                    workflow_session_id: 0ef334d2-7f36-4643-8a2a-4283b4a3e4a4
                    previous_attempt_id: 9412b83b-b4b9-4a94-97b5-2b43dfa4cde4
                    created_at: '2025-07-23T18:22:00+00:00'
                    updated_at: '2025-07-23T18:23:00+00:00'
                    status: verified
                    status_codes: []
                    data_anonymized: false
                    applicant_id: null
                    data:
                      extracted_from_document: null
                failed:
                  summary: Failed result - bank account exists but doesn't belong to the specified person
                  value:
                    id: 9a93d3b5-fb3b-4abf-9e70-26315b33506c
                    workspace_id: 9a93d3b5-fb3b-4abf-9e70-26315b33506c
                    workflow_session_id: 0ef334d2-7f36-4643-8a2a-4283b4a3e4a4
                    previous_attempt_id: 9412b83b-b4b9-4a94-97b5-2b43dfa4cde4
                    created_at: '2025-07-23T18:22:00+00:00'
                    updated_at: '2025-07-23T18:23:00+00:00'
                    status: failed
                    status_codes:
                    - BALV_1101
                    data_anonymized: false
                    applicant_id: null
                    data:
                      extracted_from_document: null
              schema:
                $ref: '#/components/schemas/BankAccountLookupFull'
          description: OK
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '400':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BadRequestResponse'
          description: Bad request
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '401':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/UnauthorizedResponse'
          description: Access unauthorized
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '403':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ForbiddenResponse'
          description: Access forbidden
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '404':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/NotFoundResponse'
          description: Resource not found
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
        '405':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MethodNotAllowed'
          description: This method is not allowed
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
            Retry-After:
              $ref: '#/components/headers/retry-after'
        '429':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TooManyRequestsResponse'
          description: Too Many Requests, please try again later.
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
            Retry-After:
              $ref: '#/components/headers/retry-after'
        '500':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/InternalServerError'
          description: Internal Server Error
          headers:
            RateLimit-Limit:
              $ref: '#/components/headers/rateLimit-limit'
            X-RateLimit-Limit-Hour:
              $ref: '#/components/headers/rateLimit-limit-hour'
            X-RateLimit-Limit-Minute:
              $ref: '#/components/headers/rateLimit-limit-minute'
            RateLimit-Remaining:
              $ref: '#/components/headers/rateLimit-remaining'
            X-RateLimit-Remaining-Hour:
              $ref: '#/components/headers/rateLimit-remaining-hour'
            X-RateLimit-Remaining-Minute:
              $ref: '#/components/headers/rateLimit-remaining-minute'
            RateLimit-Reset:
              $ref: '#/components/headers/rateLimit-reset'
      summary: Retrieve a Bank Account Lookup Verification
      tags:
      - Bank Account Lookup Verification
components:
  headers:
    rateLimit-limit-minute:
      description: The maximum number of requests that the consumer is permitted to make in an minute window
      schema:
        type: integer
    rateLimit-remaining-minute:
      description: The number of requests remaining in the current minute rate limit window
      schema:
        type: integer
    retry-after:
      description: Retry the request after X seconds
      schema:
        type: integer
    rateLimit-limit:
      description: The maximum number of requests that the consumer is permitted to make in a given period
      schema:
        type: integer
    rateLimit-remaining-hour:
      description: The number of requests remaining in the current hour rate limit window
      schema:
        type: integer
    rateLimit-remaining:
      description: The number of requests remaining in the current rate limit window
      schema:
        type: integer
    rateLimit-limit-hour:
      description: The maximum number of requests that the consumer is permitted to make in an hour window
      schema:
        type: integer
    rateLimit-reset:
      description: The remaining time until the rate limit resets in seconds
      schema:
        type: integer
  schemas:
    MethodNotAllowed:
      properties:
        message:
          type: string
      required:
      - message
      title: MethodNotAllowed
      type: object
    Pagination:
      description: Metadata about the response.
      properties:
        next_cursor:
          description: 'Token to get the next page of results. If `null`, there are no more pages.

            '
          minLength: 1
          type:
          - string
          - 'null'
      required:
      - next_cursor
      type: object
    get_verifications_bank_account_lookups_200_response:
      properties:
        meta:
          $ref: '#/components/schemas/Pagination'
        data:
          items:
            $ref: '#/components/schemas/BankAccountLookupMeta'
          type: array
      type: object
    BankAccountLookupFull_data_extracted_from_document:
      properties:
        iban:
          description: The IBAN number extracted from the document.
          example: FR7630006000011234567890189
          type:
          - string
          - 'null'
      type:
      - object
      - 'null'
    InitiateBankAccountLookupWithNaturalPerson:
      additionalProperties: false
      properties:
        iban:
          description: 'The International Bank Account Number (IBAN) to verify.

            The IBAN must be a valid IBAN starting with "FR".

            The IBAN must belong to a bank that is a member of the SEPAmail DIAMOND network.

            '
          example: FR7630006000011234567890189
          type: string
        natural_person:
          $ref: '#/components/schemas/InitiateBankAccountLookupWithNaturalPerson_natural_person'
        workspace_id:
          description: 'Scopes the verification to a specific workspace.

            Defaults to the default workspace if not specified.

            '
          example: 9412b83b-b4b9-4a94-97b5-2b43dfa4cde3
          format: uuid
          type:
          - string
          - 'null'
        workflow_session_id:
          $ref: '#/components/schemas/WorkflowSessionId'
        previous_attempt_id:
          $ref: '#/components/schemas/PreviousAttemptId'
      required:
      - iban
      - natural_person
      title: Initiate a new Bank Account Lookup Verification with natural person
      type: object
    UUID:
      description: The unique identifier for a resource.
      example: 9a93d3b5-fb3b-4abf-9e70-26315b33506c
      format: uuid
      type: string
    BankAccountLookupMeta:
      properties:
        id:
          $ref: '#/components/schemas/UUID'
        workspace_id:
          description: The Workspace ID in which the verification has been created.
          example: 9a93d3b5-fb3b-4abf-9e70-26315b33506c
          format: uuid
          type: string
        created_at:
          description: Creation date of the Bank Account Lookup Verification.
          example: '2025-07-23T18:22:00Z'
          format: date-time
          type: string
        updated_at:
          description: Update date of the Bank Account Lookup Verification.
          example: '2025-07-23T18:22:00Z'
          format: date-time
          type: string
        status:
          description: Status of the Bank Account Lookup Verification.
          enum:
          - pending
          - awaiting_data
          - verified
          - failed
          - inconclusive
          example: verified
          type: string
        status_codes:
          description: List of status codes. Indicates the cause when the status is `failed` or `inconclusive`.
          example:
          - BALV_1101
          items:
            type: string
          type: array
        data_anonymiz

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# Full source: https://raw.githubusercontent.com/api-evangelist/yousign/refs/heads/main/openapi/yousign-bank-account-lookup-verification-api-openapi.yml

YouSign Bank Account Lookup Verification API

Operations 3

Documentation

Specifications

Schemas & Data

Other Resources