Each beer importer shall keep the board informed at all times of the location of the principal office required by section 23-G, subdivision (2) of the Washington State Liquor Act (RCW 66.24.260) and shall, not less than two days prior thereto notify the board in writing of any change in the location of such office.
Wash. Admin. Code § 314-20-110
Rule 50, filed 6/13/63.