Yes you can send in a payment. Use the 4th Quarter coupon. Here are the Federal 1040ES instructions and blank forms
http://www.irs.gov/pub/irs-pdf/f1040es.pdf
Or pay them directly on the IRS website. Be sure to pick 1040ES payment
https://www.irs.gov/payments/direct-pay
If you have a penalty when you do your tax return, You might be able to eliminate it or at least reduce it. You can go to Federal Taxes tab under Other Tax Situations and select Start by the Underpayment Penalties. You will answer a series of questions that may reduce or eliminate the penalty. Or you can elect to have the IRS figure the penalty for you. It's form 2210.
It's under
Federal or Personal (for H&B version)
Other Tax Situations
Additional Tax Payments
Underpayment Penalties - Click the Start or update button
By the way, how were they withholding taxes on it? How did you report the withholding? Did you get a 1099R form?
