N.Y. Civ. Rights Law § 40-b

§ 40-b. Wrongful refusal of admission to and ejection from places of\npublic entertainment and amusement. No person, agency, bureau,\ncorporation or association, being the owner, lessee, proprietor,\nmanager, superintendent, agent or employee of any place of public\nentertainment and amusement as hereinafter defined shall refuse to admit\nto any public performance held at such place any person over the age of\ntwenty-one years who presents a ticket of admission to the performance a\nreasonable time before the commencement thereof, or shall eject or\ndemand the departure of any such person from such place during the\ncourse of the performance, whether or not accompanied by an offer to\nrefund the purchase price or value of the ticket of admission presented\nby such person; but nothing in this section contained shall be construed\nto prevent the refusal of admission to or the ejection of any person\nwhose conduct or speech thereat or therein is abusive or offensive or of\nany person engaged in any activity which may tend to a breach of the\npeace.\n The places of public entertainment and amusement within the meaning of\nthis section shall be legitimate theatres, burlesque theatres, music\nhalls, opera houses, concert halls and circuses.\n