(b)
(1) Unless otherwise prohibited by occupancy restrictions based upon income limitations pursuant to federal, state or local law, regulations or other requirements of governmental agencies, if an offer is made to the tenant pursuant to the provisions of subdivision (a) of this section and such tenant has permanently vacated the housing accommodation, any member of such tenant's family, as defined in section 2520.6(o) of this Title, who has resided with the tenant in the housing accommodation as a primary residence for a period of no less than two years, or where such person is a “senior citizen,” or a “disabled person” as defined in paragraph (4) of this subdivision, for a period of no less than one year, immediately prior to the permanent vacating of the housing accommodation by the tenant, or from the inception of the tenancy or commencement of the relationship, if for less than such periods, shall be entitled to be named as a tenant on the renewal lease.
(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:
(i) is engaged in active military duty;
(ii) is enrolled as a full-time student;
(iii) is not in residence at the housing accommodation pursuant to a court order not involving any term or provision of the lease, and not involving any grounds specified in the Real Property Actions and Proceedings Law;
(iv) is engaged in employment requiring temporary relocation from the housing accommodation;
(v) is hospitalized for medical treatment; or
(vi) has such other reasonable grounds that shall be determined by the DHCR upon application by the such person.