Visit our help desk, where you can easily ask questions and find solutions Outside New York City, rent stabilization applies to non-rent controlled apartments in buildings of six or more units built before January 1, 1974, in the localities that have adopted ETPA, which include the City of Kingston, and Westchester, Nassau, and Rockland counties. For information on previous vacancy and lease renewal guideline increases for Westchester, Nassau, and Rockland counties, please see the 1984-2022 ETPA Historical Guidelines. Our EnhancedClean program helps facility management professionals offer building occupants safer, healthier spaces. Our certified disinfection program was developed alongside independent experts in infectious disease and industrial hygiene.