California Code
ARTICLE 7 - Uniform Act on Interstate Arbitration of Death Taxes
Section 13820.4.

13820.4. Except as provided in Section 13820.2 in respect of the issuance of subpoenas, all questions arising in the course of the proceeding shall be determined by majority vote of the board.

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