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Integrate TaxBandits E-filing API to Automate W-9, 1099, W-2, 941/940, ACA Filings, TIN Matching &
BOI Reporting

Enable seamless tax preparation and e-filing by integrating
our API with your software!

TaxBandits API : Trusted by Developers



10+ years

Industry Experience




Dedicated Dev Support



Ensure Accuracy with Our TIN Matching API!

Ensure Accuracy with Our
TIN Matching API!

TaxBandits API offers two different services tailored to unique business needs, and you can choose any of them based on your use case.

  • Bulk TIN Matching - Validate the TINs in batches, processing multiple records in a single request, and get the results in 24-48 hours.
  • Instant TIN Matching - Cut down the wait time by having the TIN validated instantly at the click of a button and retrieving the status in real time while onboarding your vendors or recipients.

Develop with Confidence!

  • A free developer account
  • A secure sandbox environment for testing
  • Postman collection
  • Open SDK libraries
  • Comprehensive documentation with code samples
Public APIPublic API
Public APIPublic API

Public API for Individuals

Use our API endpoints to enable the users to complete the filings within your software.

E-filing charges will be deducted from the prepaid credits in your account.

Error handling and status notifications will be handled at your end.

Partner APIPartner API

Public API for Platforms

Your clients' data will be transferred to TaxBandits, where they can complete their filings.

It involves a negotiable revenue-sharing model based on your business requirements.

TaxBandits will take care of the error handling and status updates.

Enhance your Clients’ Filing Experience with Our Public API for Platforms

TaxBandits offers a Public API exclusively for platforms. It is a hybrid model where users can transfer their data to TaxBandits UI from the client’s software and complete their filings.

  • Each of the client’s users will get an individual account in TaxBandits.
  • Once the data are transferred, the users can access their TaxBandits account to e-file their returns.

TaxBandits E-filing API - A Value Addition to
Various Software Types

TaxBandits API can be integrated with different software types to automate various aspects of
tax preparation and filing. Here are some of the popular software types.

  • Automate W-9 collection while onboarding gig workers and freelancers and validate their data through TIN Matching.
  • Record payouts and let TaxBandits automate the filing and distribution of 1099-NEC, 1099 MISC, 1099-K, and other 1099 forms.
Gig Software
  • Ensure tax compliance right from your Payroll / CRM software by integrating TaxBandits API. You can use our API to automate W-9, and e-file your W-2, 941, 940, 941 Sch R, 940 Sch R, 1095, and 1099 forms.
Gig Software
  • Easily take care of all the tax filings for affiliate partners and merchants within your software. You can record transactions and automate W-9, TIN Matching, 1099-NEC, 1099-MISC, 1099-K, and other 1099 forms efficiently.
Gig Software
  • Enable a streamlined automation of payroll and ACA filings right from your software.
  • Our API integration lets you automate W-2, 940, 941, and ACA 1095 forms with complete ease and perfection.
Gig Software

Services we offer through our API

Federal Filing

E-file your federal tax returns on time and comply with IRS/SSA filing requirements.

State Filing

Ensure compliance with the state filing requirements for 1099, W-2, and ACA forms.

BOI Reporting

Manage the BOI filings efficiently within your software and meet FinCEN compliance.

Services We offer through our API

Form W9 Manager

Collect and manage W-9 forms from your vendors via email, secure URL, or drop-in UI.

TIN Matching

Verify the TINs you obtained from recipients through W-9 match the IRS database.

Recipient Copy Distribution

Furnish the form copies to your recipients either via Postal Mail or Secure Online Portal.

Forms Supported by TaxBandits API

With TaxBandits API integration, you can simplify the preparation and e-filing of various tax returns. Our API supports
federal filing, state filing, and recipient copy distribution for major tax forms.

1099 Forms

  • Form 1099-NEC
  • Form 1099-MISC
  • Form 1099-K
  • Other 1099 Forms

Payroll Forms

  • Form W-2
  • Form 941
  • Form 940
  • Form 941 / 940 Schedule R


  • Form W-9
  • TIN Matching
  • Form 1095-C
  • BOI Filing New

For the complete list of forms, Click here.

A Developer-Friendly API for Automating W-9, 1099, W-2, 941/940, ACA Filings, TIN Matching & BOI Reporting

Sandbox Environment

The Sandbox environment allows the simulation of end-to-end e-filing procedures and TIN validation for testing purposes.


TaxBandits offers SDK libraries in various programming languages, such as Java, Node JS, .Net, and Python, that help you use our API.

Clear Documentation

Our API comes with comprehensive documentation with clear instructions that illustrate how endpoints are used to create, update, validate, and e-file tax forms.

Advanced Security

TaxBandits is a SOC-2 Certified company that utilizes a number of security protocols to safeguard sensitive information throughout the process.

A Developer-Friendly
A Developer-Friendly

Get Started with TaxBandits API to Automate W-9, 1099,
W-2, 940, 941, ACA Form Filings, TIN Matching & BOI Reporting