N.Y. Comp. Codes R. & Regs. tit. 9 § 2525.5
It shall be unlawful for any owner or any person acting on his or her behalf, directly or indirectly, to engage in any course of conduct (including but not limited to interruption or discontinuance of required services, or illegal discontinuance of a current tenant's preferential rent, or unwarranted or baseless court proceedings, or filing of false documents with or making false statements to DHCR) which interferes with, or disturbs, or is intended to interfere with or disturb, the privacy, comfort, peace, repose or quiet enjoyment of the tenant in his or her use or occupancy of the housing accommodation, or is intended to cause the tenant to vacate such housing accommodation or waive or not exercise any right afforded under this Code including the right of continued occupancy and regulation under the RSC and RSL.
N.Y. Comp. Codes R. & Regs. Tit. 9 § 2525.5