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OpenAPI Specification

openapi: 3.2.0
info:
  title: SWIFT SwiftRef Account Numbers LE Is API
  description: The SWIFT SwiftRef API provides automated real-time lookup and validation of payments reference data. Supports validation and retrieval of BICs, IBANs, LEIs, National IDs, country codes, currency codes, and account numbers. Enables financial institutions, corporates, and PSPs to achieve greater straight-through processing rates by validating identifiers before payment execution. Data is updated daily from authoritative sources.
  version: 2.0.0
  contact:
    name: SWIFT Developer Support
    email: developer-support@swift.com
    url: https://developer.swift.com
  termsOfService: https://developer.swift.com/terms
servers:
- url: https://api.swift.com/swiftrefdata
  description: SWIFT SwiftRef Production API
- url: https://sandbox.swift.com/swiftrefdata
  description: SWIFT SwiftRef Sandbox
security:
- OAuth2: []
tags:
- name: LEIs
  description: LEI (Legal Entity Identifier) lookup and validation
paths:
  /v2/leis/{lei}:
    get:
      operationId: getLei
      summary: Get LEI Details
      description: Returns details for a Legal Entity Identifier (LEI) including entity name, legal address, and registration status.
      tags:
      - LEIs
      parameters:
      - $ref: '#/components/parameters/lei'
      responses:
        '200':
          description: LEI details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LeiDetails'
        '404':
          $ref: '#/components/responses/NotFound'
  /v2/leis/{lei}/validity:
    get:
      operationId: validateLei
      summary: Validate LEI
      description: Checks whether a Legal Entity Identifier is valid and active in the Global LEI System (GLEIF).
      tags:
      - LEIs
      parameters:
      - $ref: '#/components/parameters/lei'
      responses:
        '200':
          description: LEI validity result
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ValidityResult'
  /v2/leis/{lei}/bic:
    get:
      operationId: getBicForLei
      summary: Get BIC for LEI
      description: Returns the BIC associated with a Legal Entity Identifier.
      tags:
      - LEIs
      parameters:
      - $ref: '#/components/parameters/lei'
      responses:
        '200':
          description: BIC for the LEI
          content:
            application/json:
              schema:
                type: object
                properties:
                  bic:
                    type: string
components:
  schemas:
    ValidityResult:
      type: object
      properties:
        valid:
          type: boolean
          description: Whether the identifier is valid
        errorCode:
          type: string
          description: Error code if invalid
        errorDescription:
          type: string
          description: Human-readable description of validation failure
    LeiDetails:
      type: object
      properties:
        lei:
          type: string
          description: Legal Entity Identifier
        legalName:
          type: string
          description: Legal entity name
        legalAddress:
          type: object
          description: Legal address of the entity
        registrationStatus:
          type: string
          description: LEI registration status (ISSUED, LAPSED, etc.)
  parameters:
    lei:
      name: lei
      in: path
      required: true
      schema:
        type: string
        pattern: ^[A-Z0-9]{20}$
      description: 20-character Legal Entity Identifier
      example: 529900T8BM49AURSDO55
  responses:
    NotFound:
      description: Identifier not found in reference data
      content:
        application/json:
          schema:
            type: object
            properties:
              code:
                type: string
              message:
                type: string
  securitySchemes:
    OAuth2:
      type: oauth2
      flows:
        password:
          tokenUrl: https://api.swift.com/oauth2/v1/token
          scopes:
            urn:swiftref:external: External customer access to SwiftRef data
            urn:swiftref:internal: Internal payment validation access
externalDocs:
  description: SWIFT SwiftRef API Documentation
  url: https://developer.swift.com/apis/swiftref-api