IRS TIN Match (e-Services)
Realtime · 29h agoInternal Revenue Service · Tax · Federal · IRC § 3406 (backup withholding); Rev. Proc. 2003-9
Overview
Real-time and bulk TIN matching against IRS records to validate Name/TIN pairs for payee reporting.
Homepage: https://www.irs.gov/tax-professionals/taxpayer-identification-number-tin-matching
Data format: API
Refresh cadence: Realtime
Status: Active
Onboarding traffic
3
Today
4
7d
20
30d
Cases that consulted this source
Governance
- Owner
- Aisha Khan
- Review cadence
- 12 months
- Next review due
- 8/17/2026
- Snapshot records
- 0
Documents (5)
- Published
IRS TIN Match (e-Services) — Regulation #01
Regulation · v2026-01-01 · effective 5/25/2025
- Published
IRS TIN Match (e-Services) — Guidance #02
Guidance · v2025-08-12 · effective 4/29/2026
- Published
IRS TIN Match (e-Services) — Form #03
Form · v2024-03-23 · effective 2/11/2026
- Published
IRS TIN Match (e-Services) — Regulation #04
Regulation · v2026-10-07 · effective 5/13/2026
- InReview
IRS TIN Match (e-Services) — Guidance #05
Guidance · v2025-05-18 · effective 2/21/2026
Linked checks (32)
Risk factors
- TIN match successIdentity · weight -10
- TIN mismatchIdentity · weight 22
- Legal name variantIdentity · weight 18
Verification runs (29)
Used in 1 verification methods across 26 suppliers.