> ## Documentation Index
> Fetch the complete documentation index at: https://docs.tesouro.com/llms.txt
> Use this file to discover all available pages before exploring further.

# UnderwritingApplicationFieldValidationError

> Represents a field-level validation error on an underwriting application.

`OBJECT`

Represents a field-level validation error on an underwriting application.

## Fields

<ResponseField name="message" type="String!" required>
  A helpful message to help fix the invalid value.
</ResponseField>

<ResponseField name="code" type="UnderwritingApplicationFieldValidationErrorCode!" required>
  A static code for tying the response back programmatically.

  <Expandable title="Possible enum values">
    <ResponseField name="FIELD_TOO_LONG" type="enum">
      A field value exceeds the maximum allowed length.
    </ResponseField>

    <ResponseField name="INVALID_BUSINESS_ADDRESS_COUNTRY_CODE" type="enum">
      The business address country code is not a recognized ISO 3166-1 alpha-3 value.
    </ResponseField>

    <ResponseField name="INVALID_EIN" type="enum">
      The Employer Identification Number (EIN) does not conform to the expected format of XX-XXXXXXX (e.g., 12-3456789).
    </ResponseField>

    <ResponseField name="INVALID_FIELD" type="enum">
      The field value does not meet the required format or constraints.
    </ResponseField>

    <ResponseField name="INVALID_MCC" type="enum">
      The Merchant Category Code (MCC) is not a recognized value.
    </ResponseField>

    <ResponseField name="INVALID_SSN" type="enum">
      The Social Security Number (SSN) does not conform to the expected format of XXX-XX-XXXX (e.g., 012-34-5678).
    </ResponseField>

    <ResponseField name="INVALID_TELEPHONE_NUMBER" type="enum">
      The telephone number is invalid. It must be a valid phone number containing only digits, with optional dashes, dots, or spaces.
    </ResponseField>

    <ResponseField name="INVALID_TIN" type="enum">
      The tax identification number (TIN) does not conform to the expected format: XXX-XX-XXXX for individuals (SSN/ITIN) or XX-XXXXXXX for businesses (EIN).
    </ResponseField>

    <ResponseField name="MISSING_FIELD" type="enum">
      A required field was not provided.
    </ResponseField>
  </Expandable>
</ResponseField>

<ResponseField name="field" type="String!" required>
  The field that is invalid.
</ResponseField>