CT Gen Stat § 12-517a (2020)
2020 Connecticut General Statutes|Title 12 - Taxation|Chapter 224 - Dividends, Interest Income and Capital Gains Tax|Section 12-517a - Declarations of estimated tax and payment related to dividends, interest income and capital gains.

 (a)(1) Any taxpayer subject to the tax imposed on dividends and interest income under this chapter with respect to any taxable year shall submit a declaration of estimated tax on or before the fifteenth day of the sixth month of such taxable year, provided the tax required to be paid on such dividends and interest income for such taxable year can reasonably be expected to exceed two hundred dollars or the tax, if any, required to be paid on such income for the next preceding taxable year exceeded two hundred dollars. Any taxpayer filing such declaration shall make payment to the Commissioner of Revenue Services, to be included with such declaration, in an amount equal to fifty per cent of such estimated tax.(2) Any taxpayer subject to the tax imposed on gains from the sale or exchange of capital assets under this chapter with respect to any taxable year shall submit, on or before the fifteenth day of the sixth month of such taxable year, a declaration of the amount of estimated tax applicable to all such gains which have been earned, received in fact or constructively, accrued or credited to such taxpayer in the first five full months of such income year, provided the amount of such estimated tax is equal to two thousand dollars or more. Any taxpayer filing such declaration shall make payment to the Commissioner of Revenue Services, to be included with such declaration, in an amount equal to one hundred per cent of the estimated tax applicable to all such gains in the period of five full months.(3) Any taxpayer subject to tax under this chapter with respect to any taxable year shall submit, on or before the fifteenth day of the second month following the end of such taxable year, a declaration of estimated tax applicable to dividends, interest income and gains from the sale or exchange of capital assets for such taxable year, provided the total of such tax may reasonably be expected to exceed two thousand dollars. Any taxpayer filing such declaration shall make payment to the Commissioner of Revenue Services, to be included with such declaration, in an amount which, together with any prior payments on account of such estimated tax, is equal to one hundred per cent of such estimated tax.(b) The commissioner shall prescribe or furnish the form for such declaration and shall require that such declaration include any and all information necessary or desirable in order to determine the amount of estimated tax or any installment thereof payable hereunder.(c) Any declaration filed prior to the fifteenth day of the second month following the end of such taxable year may be amended on or before said day in accordance with regulations adopted by the commissioner.(Nov. Sp. Sess. P.A. 81-4, S. 20, 32; P.A. 82-325, S. 3, 7; June Sp. Sess. P.A. 83-1, S. 13, 15; P.A. 89-16, S. 17, 31.)History: Nov. Sp. Sess. P.A. 81-4 effective January 27, 1982, and applicable to taxable years of taxpayers commencing on or after January 1, 1983; P.A. 82-325 revised effective date of 1981 act but without affecting this section; June Sp. Sess. P.A. 83-1 amended Subsecs. (a) and (b) by adding “interest income” as income to be included in the declaration of estimated tax required under this section, effective January 1, 1984, and applicable to taxable years of taxpayers commencing on or after said date; P.A. 89-16 added provisions with respect to dividends, interest income and capital gains requiring a declaration of estimated tax and payment to be made in the sixth month of the taxable year and in the second month following the end of the taxable year, effective March 23, 1989, and applicable to taxable years commencing on or after January 1, 1989.