The northerly portion of Douglas County lying north of the southern boundary line of Township 29 North is hereby added to the Okanogan County subdivision. At least one grower member of the commission shall at all times be a resident of the said Okanogan County subdivision as hereby enlarged.
Wash. Admin. Code § 24-04-005
Regulation 9, filed 1/26/67; Regulation 9, filed 6/24/63.