RCW 82.04.43391: Deductions—Commercial aircraft loan interest and fees.

(1) In computing tax there may be deducted from the measure of tax interest and fees on loans secured by commercial aircraft primarily used to provide routine air service and owned by:

(a) An air carrier, as defined in RCW 82.42.010, which is primarily engaged in the business of providing passenger air service;

(b) An affiliate of such air carrier; or

(c) A parent entity for which such air carrier is an affiliate.

(2) The deduction authorized under this section is not available to any person who is physically present in this state as determined under RCW 82.04.067.

(3) For purposes of this section, the following definitions apply:

(a) "Affiliate" means a person is "affiliated," as defined in RCW 82.04.645, with another person; and

(b) "Commercial aircraft" means a commercial airplane as defined in RCW 82.32.550.