For Personal
Tax Filing
Guides
Personal
How to Avoid Common Filing Mistakes
March 22, 2026
Introduction
The IRS rejects or flags roughly 1 in 10 returns for issues that are entirely preventable. Here are the ones we see most often.
Mistake #1: SSN typos
A single transposed digit causes the entire return to be rejected and re-processed manually, often adding weeks to your refund.
Mistake #2: Filing status confusion
Head of Household vs. Single is the most commonly miscategorized status — and it usually costs you money.
You're reading a preview. Get the full resource free.