New York Real Property Law Sec. § 231-A Sprinkler System Notice in Residential Leases 1. Every residential lease shall provide conspicuous notice in bold face type as to the existence or non-existence of a maintained and operative sprinkler system in the leased premises. 2. For purposes of this section, “sprinkler system” shall have the same meaning as defined in section one hundred fifty-five-a of the executive law. 3. If there is a maintained and operative sprinkler system in the leased premises, the residential lease agreement shall provide further notice as to the last date of maintenance and inspection.