California Code
ARTICLE 7 - Uniform Act on Interstate Arbitration of Death Taxes
Section 13820.3.

13820.3. The board shall, by majority vote, determine the domicile of the decedent at the time of his or her death. This determination shall be final for purposes of imposing and collecting death taxes but for no other purpose.

(Added by Stats. 1982, Ch. 1535, Sec. 15.)