The Director of the Department of Revenue shall constitute the member of the Multistate Tax Commission who shall represent Oregon on such multistate commission. If, at any time and for any reason, the director is unable to carry out any duty or activity required of a member of the Multistate Tax Commission, the director shall be represented by an alternate appointed by the director. The director shall at all times maintain on file with the Multistate Tax Commission written notification of the designation and identity of the alternate.
ORS 305.660