Tax1099 API for 1099 Forms eFiling, TIN Matching and Digital Account Opening

Key API Features

W-9 Collection

Collect W-9s through email or
directly through your platform.

Real-Time TIN Check

Check SSN and EIN paired with name directly with the IRS database.

Tax-Exempt Check

Find out if an organization is recognized by the IRS as tax-exempt in seconds.

Real-Time Status

Get real-time status of W-9 form completion & Checks through endpoints & webhooks.

Form Filing

eFile informational tax returns to the IRS and States with USPS mailings available.

PDF Generation

Pull over PDF copies to your platform of forms filed and completed W-9 forms.

Available Forms

1099
MISC
1099
NEC
1099
K
1042
S

Forms Coming Soon

1099
INT
1099
DIV

Industries Using Tax1099 API:

Payment Processors, Banks, Digital Asset Exchanges, Neobanks & Other Fintech, Gig Economy Platforms, Accounting Firms, Online Marketplaces, Logistics and more!

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