N.Y. Penal Law § 130.75

§ 130.75 Course of sexual conduct against a child in the first degree.\n 1. A person is guilty of course of sexual conduct against a child in\nthe first degree when, over a period of time not less than three months\nin duration:\n (a) he or she engages in two or more acts of sexual conduct, which\nincludes at least one act of vaginal sexual contact, oral sexual\ncontact, anal sexual contact or aggravated sexual contact, with a child\nless than eleven years old; or\n (b) he or she, being eighteen years old or more, engages in two or\nmore acts of sexual conduct, which include at least one act of vaginal\nsexual contact, oral sexual contact, anal sexual contact or aggravated\nsexual contact, with a child less than thirteen years old.\n 2. A person may not be subsequently prosecuted for any other sexual\noffense involving the same victim unless the other charged offense\noccurred outside the time period charged under this section.\n Course of sexual conduct against a child in the first degree is a\nclass B felony.\n