TIN Types
Standardized Tax Identification Number type codes used in the rs_tin_type field.
Overview
RiskScout normalizes your institution's TIN type codes to these standard categories. This enables consistent handling of tax identification for individuals and businesses.
Your original TIN type code is preserved in tin_type, while rs_tin_type contains the mapped standard value.
Code Values
| Code | Description |
|---|---|
SSN | Social Security Number - used for U.S. citizen and resident individual identification |
EIN | Employer Identification Number - used for business entity identification |
ITIN | Individual Taxpayer Identification Number - issued to non-U.S. citizens for tax purposes |
None | No identification number provided or applicable |
Usage Example
customer_number,tin,tin_type,tin_description,rs_tin_type
C001,***-**-1234,01,SOCIAL SECURITY,SSN
C002,**-***5678,02,EIN,EIN
C003,9**-**-1234,03,ITIN,ITIN
Mapping Guidance
| Your TIN Type | Map To |
|---|---|
| SSN, Social Security | SSN |
| EIN, FEIN, Tax ID (business) | EIN |
| ITIN, Individual Tax ID | ITIN |
| None, N/A, Unknown, Foreign | None |
Customer Type Correlation
| Customer Type | Expected TIN Type |
|---|---|
| Individual (U.S.) | SSN |
| Individual (Non-resident) | ITIN or None |
| Business Entity | EIN |
| Sole Proprietor | SSN or EIN |
Data Quality Notes
- Masked TINs - TIN values should be masked in transit (e.g.,
***-**-1234) - Format validation - SSN: 9 digits, EIN: 9 digits (XX-XXXXXXX format)
- Missing TINs - Use
rs_tin_type=Nonewhen TIN is not available
Regulatory Considerations
W-9 Certification
The w9_code field tracks W-9 certification status:
- Required for U.S. persons
- Backup withholding implications
FATCA
Foreign Account Tax Compliance Act considerations:
ITINindicates potential foreign person- Additional documentation may be required