Tennessee Code Title 67. Taxes and Licenses § 67-8-501

(1) “Executor” means any executor of the will or administrator of the estate of a decedent, except an ancillary administrator;

(2) “Inheritance tax” means any tax levied by a state on account of the transfer or shifting of economic benefits in property at death, or in contemplation thereof, or intended to take effect in possession or enjoyment at or after death, whether denominated an “inheritance tax,” “transfer tax,” “succession tax,” “estate tax,” “death duty,” “death dues” or otherwise;

(3) “Interested person” means any person who may be entitled to receive, or who has received, any property or interest that may be required to be considered in computing the death tax of any state involved; and

(4) “Taxing official” means the commissioner of revenue, and in any other reciprocal state, the officer or body designated in the statute of such state substantially similar to this part.