The provisions of this chapter are supplemental to all other authorities governing on-site sewage disposal systems, including chapter 70A.105 RCW and rules adopted under that chapter.
RCW 70A.110.090
Chapter to supplement chapter 70A.105 RCW.
2020 c 20 s 1339; 2006 c 18 s 9
Official source: Washington State Legislature. Reproduced from public-domain Washington statutes; confirm against the official source for the current text. Not legal advice.