Contents Quarterly estimated tax Annual tax liability 2018 federal tax refund estimator. taxes Tax forms 2014 Forms – 16 [embedyt]//www.youtube.com/embed/tLgPfnVp2ss[/embedyt] Income tax is a pay-as-you-go system. If you’re an employee, you pay as you go through withholding. But if you’re self-employed, you must make quarterly estimated tax payments toward the amount you expect to owe … Continue reading Estimate Of Tax Liability