---
title: "Identifier"
url: "https://developers.zinnia.com/apis/policy-transactions-1-0-2/versions/d0006570-ab9d-464e-814f-d120ba425e84/schemas/Identifier"
---

> Full API specification: https://developers.zinnia.com/apis/policy-transactions-1-0-2/versions/d0006570-ab9d-464e-814f-d120ba425e84.md

# Identifier

## OpenAPI definition

```yaml
openapi: 3.1.0
info:
  title: Zinnia Policy Transactions API.
  version: 1.0.8
servers:
  - url: https://dev.api.zinnia.io
    description: DEV Environment
  - url: https://qa.api.zinnia.io
    description: QA Environment
components:
  schemas:
    IdentifierType:
      type: string
      enum:
        - PASSPORT
        - STATE_ID
        - DRIVERS_LICENSE
        - SSN
        - ITIN
        - ALIEN_REGISTRATION
        - EXTERNAL_PARTY_IDENTIFIER
      description: Type of identifier document
    Identifier:
      type: object
      required:
        - startDate
        - type
        - value
      properties:
        startDate:
          type: string
          format: date
          pattern: ^[0-9]{4}-[0-9]{2}-[0-9]{2}$
          example: 2022-01-01
          description: Date (with pattern "yyyy-mm-dd")
        endDate:
          type: string
          format: date
          pattern: ^[0-9]{4}-[0-9]{2}-[0-9]{2}$
          example: 2022-01-01
          description: Date (with pattern "yyyy-mm-dd")
        type:
          $ref: "#/components/schemas/IdentifierType"
        value:
          type: string
          description: Value of the identifier
          example: "123456"
        description:
          type: string
          description: Additional description or notes about this identifier
          example: identifier description
        source:
          type: string
          description: Source system or organization that issued this identifier
          example: source system
```