You can complete the W4S with your estimated adjusted gross income and any income tax withheld to date to determine if withholdings are recommended. Find information on key laws and resources for Texans with disabilities who qualify for tax exemptions.You can pay the IRS directly or withhold taxes from your payment. No federal income tax withholding on disability payments for injuries incurred as a direct result of a terrorist attack directed against the United States. Several property tax exemptions are available, including homestead, disabled, and disabled veterans exemptions. FAQ Disabled ; I am disabled and cannot work. Can I get assistance? Generally, each employer for whom you work during the tax year must withhold social security tax up to the annual limit. Prepares and mails W-2 forms to disabled employees for regular wages they received from the policyholder. To ask your employer to withhold an additional amount each pay period, complete lines 3, 4, and 5 on Form IT-2104, as applicable.