(1) A city that imposes a business and occupation tax shall compute interest charged a taxpayer on an underpaid tax or penalty in accordance with RCW 82.32.050.

     (2) A city that imposes a business and occupation tax shall compute interest paid on refunds or credits of amounts paid or other recovery allowed a taxpayer in accordance with RCW 82.32.060.

[2003 c 79 § 8.]