Find information on key laws and resources for Texans with disabilities who qualify for tax exemptions. If your disability benefits come from a policy you paid for with aftertax dollars, as a rule, your benefits are taxfree.You can complete the W4S with your estimated adjusted gross income and any income tax withheld to date to determine if withholdings are recommended. The Social Security tax rate is 6.2 percent and the hospital insurance (Medicare) tax rate is 1.45 percent for a total FICA tax rate of 7.65 percent. Tax withholding is typically made up of federal, state, local and FICA taxes. " MORE: How state income tax rates work. You've come to the right place if you're still struggling to figure out how to withhold and pay taxes when reporting payroll in Texas. Disability benefits may or may not be taxable depending on who made the premium payments and whether those payments are deductible. Use our easy Texas payroll calculator to quickly run payroll in Texas, or look up TX tax rates (also can be used as a salary calculator). Pre-tax dollars mean income where no deductions of federal, state, and withholding taxes have occurred.