Washington Revised Code Title 48. Insurance § 48.23.260. Limitation of liability

(a) As a result of war, or any act of war, declared or undeclared, or of service in the military, naval or air forces or in civilian forces auxiliary thereto, or from any cause while a member of any such military, naval or air forces of any country at war, declared or undeclared.

(b) As a result of suicide of the insured, whether sane or insane, within two years from date of issue of the policy.

(c) As a result of aviation under conditions specified in the policy.