To get a copy of a death certificate, contact the Miami-Dade County Health Department – Bureau of Vital Records. The Probate Court can assist with small estates petitions, wills on deposit and caveats.Cause of death information on death records over 50 years old is available to anyone completing an application and submitting the required fee. File a signed copy of federal Form 706 with the Florida Department of Revenue and pay. Florida estate tax due. In Florida, most beneficiaries are free of inheritance tax, but there are exceptions. Find out when inherited assets are taxable and what options you have. 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. Those who receive the estate assets in a summary administration may remain liable for claims against the decedent for two years after the date of death.