For paper returns, the filer should write the word deceased, the deceased person's name and the date of death across the top. File the final income tax returns of a deceased person for current and prior years, pay any balance due and claim the refund.File an estate income tax return. You'll need the person's Social Security number and certified copies of their death certificate for most agencies and programs. Social Security and Medicare. Call (215) 686-6442 for more information. You can use the Philadelphia Tax Center to file and pay all taxes. About Federal Tax Liens. If the matter relates to estate tax, enter the decedent's date of death instead of the year or period. Inheritance tax payments are due upon the death of the decedent and become delinquent nine months after the individual's death.