You would need to pay your taxes by April 15, 2019. If not you need to make an arrangement with the IRS. I am including our FAQ below to assist you in making plans if needed.
If it is Federal taxes you need to pay, you can visit www.irs.gov/Payments and choose a payment option or if it is State taxes, visit your States department of revenue site to find your payment options. Please see the TurboTax FAQ below and click on your state.