Account Information

10

• Verification Code Delay
• Transaction Summary
• Protection Plus
• Recover Your Username or Reset Your Password
• Account Information

Explore More

Free File Alliance

3

• About 1040.com – Getting Started
• Returning FFA Customer – Initial Log in
• Free File Alliance

Taxpayer Information

32

• Form 1040 – Main Home in the U.S. Checkbox | 1040.com®
• IL – Student Loan Adjustment Error 
• IRS Name Entry Guidelines – 35 Character Limit
• Retired Public Safety Officer (PSO) Insurance Premium Deduction
• IL – Part-Year and Nonresident Guide

Explore More

IRS

13

• Form 1040 – Main Home in the U.S. Checkbox | 1040.com®
• Schedule 1-A – Enhanced Senior Deduction | 1040.com®
• “No Tax on Car Loan Interest” Qualified Vehicle Loan Interest Deduction | 1040.com®
• Federal Form 4547 – Trump Account Election(s) | 1040.com®
• IRS Name Entry Guidelines – 35 Character Limit

Explore More

Federal Forms

151

• Form 1040 – Main Home in the U.S. Checkbox | 1040.com®
• Schedule 1-A – Enhanced Senior Deduction | 1040.com®
• Form 1099-DA – Digital Asset Proceeds from Broker Transactions | 1040.com®
• Gambling Loss | 1040.com®
• Bona fide Resident of American Samoa – MAGI Adjustment for Child Tax Credit (CTC) | 1040.com®
• Forms 1099
  • Form 1099-DA – Digital Asset Proceeds from Broker Transactions | 1040.com®
  • Entering Forms 1099
  • Form 1099-C – Cancellation of Debt

Explore More

Federal Payments and Refunds

12

• Form 1040-ES – Estimated Taxes
• Form 8606
• Estimated Tax Vouchers
• Extensions and Extension Payments – General Information (Form 4868)
• Estimated Tax Penalty Increase (Refund Decrease / Tax Due Increase Since Filing)

Explore More

State Forms

517

• Colorado e-File – Acks and Processing (2025)
• CA – Form 3547 – Donated Agricultural Products Transportation Credit | 1040.com®
• CA – Form 3548 – Disabled Access Credit for Eligible Small Businesses | 1040.com®
• California Duplicate SSN Reject | 1040.com®
• CA – Form 3872 – Disaster Relief Request for Postponement of Tax Deadlines | 1040.com® 
• Alabama
  • AL – Schedule DC Donation Check-Offs – A Guide to Charitable Contributions
  • AL – Schedule CR – Credit for Taxes Paid to Other States
  • AL – Force Calculation of Estimated Tax for a Deceased Taxpayer
• Alaska
  • AK – Alaska Permanent Fund

Explore More

Printing

5

• Form 1040-X – Amended Return
• PDF Won’t Open (Mobile or Tablet)
• Prior-Year Tax Returns
• Filing a Return
• Printing a Return

Filing

28

• Colorado e-File – Acks and Processing (2025)
• e-File State Return After Federal Filing 
• IRS Name Entry Guidelines – 35 Character Limit
• Alimony Received/Paid
• Filing “Looping” Issue Troubleshooting

Explore More