The third-quarter estimated tax deadline is Sept. 15 — and payments could be more complicated for some filers amid President Donald Trump’s tax changes for 2025, experts say.
Typically, you should make estimated payments for income without a tax withholding, like earnings from self-employment, freelancing or gig economy work. You may also need payments for investing profits, such as interest, dividends, capital gains or rental income.
Quarterly payments can help reduce taxes owed and “possible underpayment penalties,” the IRS said in a June news release.
Here’s a look at other stories affecting the financial advisor business.
Electronic payments are the “most secure, fastest and easiest way to pay,” according to the IRS. You can use your IRS Online Account, Direct Pay or the Electronic Federal Tax Payment System (EFTPS).






