TRS forms are available in PDF fillable format. This means you can fill the information on the form using your keyboard.Tarrant County offers an optional tax-deferred retirement savings program called Deferred Compensation (457(b) plan). While the County is a part of TCDRS, the Tarrant County Commissioners Court defines the benefit plan for county employees and retirees. Form 1040SR is available as an optional alternative to using Form 1040 for taxpayers who are age 65 or older. You can submit an online retirement application right from your TCDRS. Forms to apply for benefits ; Form to apply for Medicaid for the Elderly and People with Disabilities or Medicare Savings Program (H1200). TMRS to pay, after I die, all of my TMRS benefits for this account to the beneficiary(ies) listed on this form. If you would rather fill out the form you can download it here. Complete Form Online.