{"data":{"id":"us-nyc/n.y.c.-admin.-code-27-980","jurisdiction":"us-nyc","citation":"N.Y.C. Admin. Code § 27-980","heading":"§ 27-980 Power sources of smoke detecting devices.","body":"Dwelling units shall be equipped with smoke detecting devices receiving their primary power from the building wiring and there shall be no switches in the circuit other than the over-current device protecting the branch circuit; provided, however, that dwelling units in existing buildings may, in the alternative, be equipped with battery-operated smoke detecting devices except where such buildings are substantially improved or altered on or after January first, nineteen hundred eighty-two.","path":["New York City Administrative Code","Title 27","Chapter 1: Building Code"],"source_url":"https://files.amlegal.com/pdffiles/NewYorkCity/Admin/XML.zip","current_through":"Local Law 2026/135 (enacted August 31, 2026)","vintage":"","retrieved_at":"2026-09-06T02:48:57Z","sha256":"1d6c3df0b0ed40c3740d926b6ccda3eab0cf97d7caf80c18b7a000f1aabb79ab","source_id":"us-nyc","stale":false,"prev":"us-nyc/n.y.c.-admin.-code-27-979","next":"us-nyc/n.y.c.-admin.-code-27-981"},"notice":"GroundRules: Original legal text. Not legal advice."}