Required installment.
(4) Required installment.
(i)General.#
(i) General. Except as provided in paragraph (5) of this subdivision, the amount of any required installment will be 25 percent of the required annual payment.
(ii)The required annual payment for purposes of subparagraph (i) of this paragraph is the lesser of:#
(ii) The required annual payment for purposes of subparagraph (i) of this paragraph is the lesser of:
(a) 90 percent of the tax shown on the return for the taxable year (or, if no return is filed, 90 percent of the tax for such year); or
(b) 100 percent of the tax shown on the return of the individual for the preceding taxable year (provided such individual had filed a return for such year and such year was a taxable year of 12 months).
(ii)(a)90 percent of the tax shown on the return for the taxable year (or, if no return is filed, 90 percent of the tax for such year); or#
(a) 90 percent of the tax shown on the return for the taxable year (or, if no return is filed, 90 percent of the tax for such year); or
(ii)(b)100 percent of the tax shown on the return of the individual for the preceding taxable year (provided such individual had filed a return for such year and such year was a taxable year of 12 months).#
(b) 100 percent of the tax shown on the return of the individual for the preceding taxable year (provided such individual had filed a return for such year and such year was a taxable year of 12 months).