It depends on how you file your taxes and how you choose to receive your refund. If you file electronically and your return is accurate and complete, the IRS says it should take less than three weeks ...

So how do you find out if you need to pay the IRS ... according to the IRS: Estimate your federal income tax withholding See ...

So how do you find out if you need to pay the IRS ... Estimate your federal income tax withholding See how your refund, take-home pay or taxes due are affected by the withholding amount Choose ...

The deadline for paying taxes is midnight on April 15 in the time zone you're in. If you file via mail, the IRS will consider your return filed on time if it was postmarked by the due date.