Tax Season Just Got Smarter: Base64.ai Launches AI Models for IRS Forms
Tax season doesn’t have to mean long hours, manual data entry, and costly errors.
Base64.ai has launched powerful new AI models purpose-built to process key IRS forms — helping accounting teams, fintech platforms, lenders, and businesses automate tax workflows with speed and accuracy.

📄 Newly Supported IRS Forms
Our AI now intelligently processes the latest versions of:
| Form | What It Is |
| W-2 | Employee wage and tax statement |
| W-3 | Transmittal summary of W-2s |
| W-4 | Employee withholding certificate |
| W-9 | Request for taxpayer identification number (TIN) |
| 1099-DIV | Dividends and distributions |
| 1099-K | Payment card and third-party network transactions |
| 1099-MISC | Miscellaneous income |
| 1040 (including Schedules A, B, C, D, E, SE) | Individual income tax return and supporting income/deduction details |
| 1040-SR | Simplified 1040 for seniors |
| 1065 | Partnership income tax return |
| 1098 | Mortgage interest statement |
| 1120 | Corporate income tax return |
| 2441 | Child and dependent care expenses |
| 4868 | Extension request for individual tax return |
| 8889 | Health Savings Account (HSA) contributions and distributions |
💡 What This Means for You
For Individuals & Tax Professionals
- Automatically extract income, deductions, credits, and tax liabilities
- Reduce manual entry errors
- Process multi-page returns with schedules seamlessly
- Speed up client onboarding and tax preparation workflows
For Businesses, Fintechs & Lenders
- Instantly capture structured financial data from uploaded tax documents
- Accelerate underwriting and verification processes
- Automate income verification for loans, mortgages, and financial products
- Handle high volumes during peak tax season without scaling manual teams
Built for Real-World Complexity
IRS forms aren’t simple PDFs — they vary by year, include handwritten or scanned copies, and often come bundled with multiple schedules.
Base64.ai models are designed to:
- Understand form versions and layouts
- Extract line-level data with high accuracy
- Handle scanned, photographed, and digitally generated documents
- Normalize outputs into clean, structured data ready for your systems
⚡ Why It Matters During Tax Season
Tax season creates a surge in document volume. Manual processing slows down operations, increases compliance risk, and frustrates customers.
With Base64.ai:
- Turn hours of review into seconds
- Improve compliance through consistent extraction
- Deliver faster decisions to customers and partners
- Free up teams to focus on high-value analysis instead of data entry
Tax season is here. Your document processing shouldn’t be stuck in the past.
Pretrained production-ready AI. Smarter extraction. Faster workflows. Better decisions. No templates. No manual mapping. Just intelligent document processing that works.
That’s what Base64 AI models deliver.