Example: Interest on underpayment of first installment
1999 tax liability on return filed April 15, 2001 - $2,000
1998 tax liability - 1,600
Amount determined under subsection (3)(a) of this rule ($2,000 x 25%) - 500
Amount determined under subsection (3)(b) of this rule ($1,600 x 25%) - 400
Amount determined under subsection (3)(c) of this rule - 375
Amount determined under subsection (3)(d) of this rule - 350
First quarter payment received by the first quarter installment due date - 100
Interest for the first quarter is calcualted on $250, the difference between $350, the lowest amount determined under section (3) of this rule, and $100, the total payments received before the first quarter installment due date.
Or. Admin. Code § 150-314-0315
Stat. Auth.: ORS 305.100
Stats. Implemented: ORS 314.525