What is the difference between an estate tax and a gift tax? a. an estate tax is assessed on all inherited money; a gift tax is only assessed on amounts over $5,000. b. an estate tax is a tax on the money and property of someone who has died; a gift tax is a tax on money or property given from one living person to another. c. an estate tax is paid by the executor of an estate; a gift tax is paid by both parties of the gift. d. an estate tax is paid on money; a gift tax is paid on money and property.