Yes. However, the benefit may be applied only to the cost difference between a standard residence structure and the modified structure.
Wash. Admin. Code § 296-14-6234
Statutory Authority: RCW 51.04.010, 51.04.020, 51.32.240, and 2005 c 411. 06-06-065, § 296-14-6234, filed 2/28/06, effective 4/1/06.