You can get refund information about your federal income tax return through the IRS's secure website 72 hours after they acknowledge receipt of your return. Where's my refund? is fast, easy and safe. You will need to enter 3 pieces of information from your efiled return:
Your social security number or Individual Taxpayer Identification Number
September 15 — Individuals
Make a payment of your 2016 estimated tax if you are not paying your income tax for the year through withholding (or will not pay in enough tax that way). Use Form 1040-ES. Use Form 1040-ES. This is the third installment date for estimated tax in 2016. For more information, see Publication 505.