N.Y. Comp. Codes R. & Regs. tit. 9, § 2523.5
(a) On a form prescribed or a facsimile of such form approved by the DHCR, dated by the owner, every owner, other than an owner of hotel accommodations, shall notify the tenant named in the expiring lease not more than 150 days and not less than 90 days prior to the end of the tenant's lease term, by mail or personal delivery, of the expiration of the lease term, and offer to renew the lease or rental agreement at the legal regulated rent permitted for such renewal lease and otherwise on the same terms and conditions as the expiring lease. The owner shall give such tenant a period of 60 days from the date of service of such notice to accept the offer and renew such lease. The tenant's acceptance of such offer shall be entered on the designated part of the prescribed form, or facsimile thereof, and returned to the owner by mail or personal delivery. Pursuant to the provisions of section 2522.5(b)(1) of this Title, the owner shall furnish to such tenant a copy of the fully executed renewal lease form bearing the signatures of the owner and tenant within 30 days of the owner's receipt of the renewal lease form signed by the tenant. Upon execution by the owner and delivery to the tenant, such form shall constitute a binding renewal lease. Upon failure of the owner to deliver a copy of the fully executed renewal lease form to the tenant within 30 days from the owner's receipt of such form signed by the tenant, such tenant shall not be deprived of any of his or her rights under the RSL and this Code and the owner shall be barred from commencing any action or proceeding against the tenant based upon nonrenewal of lease, pursuant to section 2524.3(f) of this Title. In the event that such notice is given to the tenant after the expiration of the lease, the provisions of subdivision (c) of this section shall govern.
(2) The minimum periods of required residency set forth in this subdivision shall not be deemed to be interrupted by any period during which the “family member” temporarily relocates because he or she:
(4) For the purposes of this subdivision (b), disabled person is defined as a person who has an impairment which results from anatomical, physiological or psychological conditions, other than addiction to alcohol, gambling, or any controlled substance, which are demonstrable by medically acceptable clinical and laboratory diagnostic techniques, and which are expected to be permanent and which substantially limit one or more of such person's major life activities.
(c)
(b)
(e) On a form prescribed or a facsimile of such form approved by the DHCR, a tenant may, at any time, advise the owner, or an owner may request from the tenant at any time, but no more often than once in any 12 months, the names of all persons other than the tenant who are residing in the housing accommodation, and the following information pertaining to such persons: