Remodels require approval from the Department of Health, Construction Review Services (DOH-CRS). Contact DOH-CRS for review of all new assisted living facility construction. Write to: Department of Health, Construction Review Services, P.O. Box 47852, Olympia, WA 98504-7852. Phone: (360) 236-2944. Fax: (360) 236-2901. Email: fslcrs@doh.wa.gov. CRS approval must be obtained before the remodeled area may be used.