RCW 64.04.005
Application-2005 c 186: "This act applies to all contracts executed after April 26, 2005." [ 2005 c 186 s 2.]
Effective date-2005 c 186: "This act is necessary for the immediate preservation of the public peace, health, or safety, or support of the state government and its existing public institutions, and takes effect immediately [April 26, 2005]." [ 2005 c 186 s 3.]
Application-1991 c 210: "The provisions of this act apply only to written agreements entered on or after July 28, 1991." [ 1991 c 210 s 2.]