What is the most common mistake made on taxes?

[jenny]

When filing taxes, people often make simple errors that can cause delays or penalties. In your experience, what’s the most common mistake taxpayers make?

 

[BlissCore]

The most common tax mistake is filing with incorrect or missing information like wrong Social Security numbers, math errors, or forgetting income forms often leading to delays or IRS notices.

 

[Shane Warne]

The most common mistake on taxes is making errors in basic information—like entering the wrong Social Security number, misspelling names, or filing incorrect bank details. Other frequent issues include math mistakes, missing signatures, forgetting deductions/credits, or not reporting all income, which can delay refunds or trigger penalties.

 

[Lucas]

The most common mistake on taxes is filing with incorrect or missing information, such as wrong Social Security numbers, income errors, or math mistakes.

 

[jainnorton]

The most common mistake is mathematical errors or entering incorrect personal information like Social Security numbers. However, the most costly error is often overlooking eligible deductions and credits, which results in taxpayers paying more than they actually owe to the government.