Tax Guides

Clear, sourced explanations to go with our calculators.

"\"I'm in the 24% bracket\" is almost always either wrong or misunderstood. Here is how to find the bracket yo...

A married couple expected a $3,000 refund and owed $1,900 instead. The number was knowable in October. Here is...

A one-minute walkthrough of the federal income tax calculator — what each input means, why the result has thre...

"Federal tax is one rulebook. State income tax is up to 51 of them — flat, progressive, or none at all. Here i...

"One day of holding period changed a $12,000 stock gain's tax bill from $2,640 to $1,800. Here is how to compu...

A couple was getting a $4,800 refund every spring — and unknowingly lending the government $400 a month intere...

"How much should each quarterly payment actually be? There are two correct methods, one of them is nearly fool...

"Self-employment tax is not 15.3% of your profit. It is 15.3% of 92.35% of your profit, and half of it is dedu...

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