If a payment of estimated personal income tax is required, each Form IT-2663 must have a separate check or money order. If you make taxable sales of goods or services from your home in New York State, you may be required to register as a sales tax vendor with the Tax Department.However, there are exceptions under certain circumstances. Capital gains from investments (including proceeds from property sales) are treated as ordinary personal income and are taxed at the same rates. Yes you would have to file a nonresident New York tax return to report the sale of the New York real estate. In general, nonresidents of New York are subject to income tax on income or gain derived from or connected to New York. Yes you would have to file a nonresident New York tax return to report the sale of the New York real estate. How Do I File and Pay the Real Estate Transfer Taxes? Resident of NY. Sold property in Mass. Completed the non-resident MASS return showing just the Capital Gain on the property as income.