New Canton Estate Lawyer, Illinois, page 3

Taxes levied at death, based on the value of property left behind. Federal death taxes are called estate taxes. Some states levy inheritance taxes on people who inherit property.

For federal estate tax filing purposes, the total of all property owned at death, without regard to any debts or liens against the property or the costs of probate. Taxes are due only on the value of the property the person actually owned (the net estate) plus the amount of any taxable gifts made during life. In a few states, the gross estate is used when computing attorney fees for probating estates; the lawyer gets a percentage of the gross estate.

Convincing a probate court that a document is truly the deceased person's will. Usually this is a simple formality that the executor or administrator easily satisfies by showing that the will was signed and dated by the deceased person in front of two or more witnesses. When the will is holographic -- that is, completely handwritten by the deceased and not witnessed, it is still valid in many states if the executor can produce relatives and friends to testify that the handwriting is that of the deceased.

A will that is completely handwritten, dated and signed by the person making it. Holographic wills are generally not witnessed. Although it's legal in many states, making a holographic will is never advised except as a last resort.