In computing tax there may be deducted from the measure of tax by those engaged in banking, loan, security or other financial businesses, amounts derived from interest paid on all obligations of the state of Washington, its political subdivisions, and municipal corporations organized pursuant to the laws thereof.
[1980 c 37 § 13. Formerly RCW 82.04.430(12).]
Notes: Intent -- 1980 c 37: See note following RCW 82.04.4281.