Sec. 7-3.4. Other installments of estimated tax

Tax Law, § 213-b(b) and (h)

(a) In the case of a declaration of estimated tax for a 12-month taxable year ending after December 31, 1969, the other dates for filing the declaration and for installment payments are:

Dates for filing the declaration		Dates for installment payments
(1)	On or before the 15th day of the sixth month:	The estimated tax must be paid in three equal installments (after deducting the amount, if any, paid with the report for the preceding taxable year). One payment must be made at time of filing the declaration, one on or before the 15th day of the ninth month and one on or before the 15th day of the 12th month of the current taxable year.
(2)	On or before the 15th day of the ninth month:	The estimated tax must be paid in two equal installments (after deducting the amount, if any, paid with the report for the preceding taxable year). One payment must be made at the time of filing the declaration and one on or before the 15th day of the 12th month of the current taxable year.
(3)	On or before the 15th day of the 12 month of the current taxable year:	The estimated tax must be paid in full at the time of filing the declaration (after deducting the amount, if any, paid with the report for the preceding taxable year.

(4) If a declaration is filed after the time prescribed in section 7-2.3 of this Part, or after the expiration of any extension of time, then the provisions of paragraphs (1) - (3) of this subdivision do not apply, and the taxpayer must pay at the time of filing the declaration all installments of estimated tax which would have been payable at or before such time if the declaration had been filed at the time prescribed in section 7-2.3 of this Part. The remaining installments must be paid at the time and in the amounts in which they would have been payable if the declaration had been filed at the time prescribed in section 7-2.3 of this Part.

Example:

X corporation was required to file a declaration of estimated tax on or before June 15, 1981, but filed its declaration for calendar year 1981 on November 18, 1981. At the time of filing its declaration, X corporation had failed to pay two installments of its estimated tax for the taxable year 1981. Upon filing the declaration on November 18, 1981, it must pay the two installments of estimated tax for which it previously failed to pay.