A person must possess a current license issued by the department before advertising, operating, managing, conducting, opening or maintaining an in-home services agency unless exempt under RCW 70.127.040 or 70.127.050. Any person who employs or contracts with two or more individuals to provide any one or combination of in-home services as defined by chapter 70.127 RCW and this chapter is subject to licensure.
Wash. Admin. Code § 246-335-315