N.Y. General City Law § 18

§ 18. City taxable income of a resident estate or trust.--The city\ntaxable income of a resident estate or trust means its federal taxable\nincome as defined in the laws of the United States for the taxable year,\nwith the following modifications:\n (a) There shall be subtracted six hundred dollars as the city\nexemption of the estate or trust, and there shall be added the amount of\nits federal deduction for a personal exemption.\n (b) There shall be subtracted the modification described in paragraph\nnine of subsection (c) of section twelve with respect to gains from the\nsale or other disposition of property, to the extent such gains are\nexcluded from federal distributable net income of the estate or trust.\n (c) There shall be added or subtracted (as the case may be) the share\nof the estate or trust in the city fiduciary adjustment determined under\nsection nineteen.\n (d) There shall be added or subtracted (as the case may be) the\nmodifications described in paragraph six of subsection (b) and in\nparagraph eight of subsection (c) of section twelve.\n