Section 1221 - Taxes not authorized(a) This article shall not be construed as authorizing the imposition of: (1) a tax on incomes or upon the transfers of estates of deceased persons,(2) a tax upon gross income from the operation of hotels, multiple dwellings or office buildings by persons in the business of operating or leasing sleeping or parlor railroad cars or of operating railroads other than street surface, rapid transit, subways and elevated railroads,(3) except in accordance with the provisions of section twenty-b of the general city law, a tax upon gross incomes, gross operating incomes or gross receipts of persons subject to taxation under the provisions of section one hundred eighty-six-a or one hundred eighty-six-e of this chapter, but this clause shall not be deemed to restrict the power to tax persons not subject to taxation under such section of this chapter who are otherwise subject to taxation under subdivision (a) of section twelve hundred one, nor the power to provide for credits against any tax imposed pursuant to such subdivision, nor to limit the rates of taxes authorized to be imposed by such subdivision (a) of such section twelve hundred one, or(4) a tax upon interest or dividends received from a corporation by a person referred to in this section.