Washington Revised Code Title 62A. Uniform Commercial Code § 62A.2A-406 62A.2A-406. Procedure on excused performance

(1) If the lessee receives notification of a material or indefinite delay or an allocation justified under RCW 62A.2A-405, the lessee may by written notification to the lessor as to any goods involved, and with respect to all of the goods if under an installment lease contract the value of the whole lease contract is substantially impaired (RCW 62A.2A-510):

(2) If, after receipt of a notification from the lessor under RCW 62A.2A-405, the lessee fails so to modify the lease agreement within a reasonable time not exceeding thirty days, the lease contract lapses with respect to any deliveries affected.