OBBBA Changes: How Businesses & Individuals Should Prepare Now for TY 2026 Filing Readiness. Read Whitepaper
Integrate our real-time TIN Matching API into your system and verify taxpayer data at scale.
Verified TINs
Trusted Brands
IRS Source Match
Onboard more customers with our most reliable and user friendly API. With features like 365 days uptime, easy and seamless integration, workflow automation empower your teams to serve more customers
Get API Status
Embed real-time TIN validation API directly into your KYC, CIP, and AML compliance workflows with Compliancely.
Verify TIN and name combinations directly against the latest IRS database and automate checks across workflows for accurate and reliable results.
Compliancely syncs with the authoritative IRS TIN Matching Program and results are provided within seconds.
Our bulk IRS TIN matching service for up to 100,000+ records lets you process high volumes quickly by verifying thousands of names and TINs in a single real-time batch.
We offer uninterrupted access to our services with a 99.99% uptime and help keep your data safe with SOC 2 Type II along with end-to-end encryption.
Compliancely’s API is built for developers with RESTful JSON endpoints, webhooks for async results, and sandbox access for testing.
Applications for Compliancely TIN verification API
With Compliancely TIN Match API, you can confirm that every payee you are filing for is a legitimate, IRS-registered entity.
Our TIN validation API for 1099 and W-2 filing validates TINs before you submit returns, helping you avoid IRS penalties, backup withholding, and costly B-Notices. It also catches mismatched Name/TIN combinations early to prevent notices.
Cut down onboarding time by automatically verifying TIN and name combination the moment your payee is entered into the system.
Strengthen your KYC/AML compliance posture and reduce the risk of fraud by confirming vendor and payee legitimacy directly against IRS database.
See how lenders, marketplaces, HR teams, and compliance leaders use Compliancely to move faster with confidence.
Everything You Need to Know
Instantly Match Every TIN in Real-Time with Compliancely IRS TIN Matching API.
Book a Demo