Get 740es

You may send estimated tax payments with Form 1040-ES by mail, or you can pay online, by phone or from your mobile device using the IRS2Go app. You can also make your estimated tax payments through your online account, where you can see your payment history and other tax records. Go to IRS.gov/account.

The safest option to avoid an underpayment penalty is to aim for "100 percent of your previous year's taxes." If your previous year's adjusted gross income was more than $150,000 (or $75,000 for those who are married and filing separate returns last year), you will have to pay in 110 percent of your previous year's ...

The payment voucher at the bottom of Form 1040-V should be detached and mailed with the tax return and payment. The voucher requires: Line 1: Social Security number (SSN) Line 2: The SSN of the taxpayer's spouse, if filing a joint return.

You must make estimated tax payments and file Form 1040-ES if both of these apply: Your estimated tax due is $1,000 or more. The total amount of your tax withholding and refundable credits is less than the smaller of: