The RSA (Rent Stabilization Association of N.Y.C., Inc.) is the largest trade association in New York City exclusively dedicated to protecting and serving the interests of the residential housing industry. The RSA represents 25,000 property owners and agents responsible for approximately one million units of housing. RSA's members range from owners of one, small family buildings to large multi-family complexes, cooperatives and condominiums. Our broad representation has allowed us to develop a powerful base for our lobbying programs and the resources to provide a wide assortment of products and services to our members.