Unemployment benefits are subject to federal income taxes, but they're not automatically withheld from the payments.

California estimated tax payments: Required if you expect to owe $500 or more. Uses 110% safe harbor for AGI over $150,000, but calculates differently than federal.

Speculation's rife over when tax season 2025 will open, but experts say that's just a distraction. Bottom line: it's coming. How to prepare now.

The quarterly tax deadlines for 2025 are April 15, June 16, Sept. 15 and Jan. 15, 2026. These dates don't line up with calendar quarters and so can easily be missed, experts said.

Those people must, in most cases, pay quarterly estimated taxes. Quarterly tax filers still have to file a full tax form before the annual deadline. Image source: Getty Images.

Example: Last year’s tax bill was $40,000, and your AGI was $300,000. You need to pay $44,000 / 4 = $11,000 per quarter to stay penalty-free, regardless of this year’s actual tax bill.