{"data":{"id":"us-nyc/n.y.c.-admin.-code-28-408.4.3","jurisdiction":"us-nyc","citation":"N.Y.C. Admin. Code § 28-408.4.3","heading":"§ 28-408.4.3 Seal required.","body":"The holder of a certificate shall not be entitled to perform work or hold himself or herself out to perform work as a licensed master plumber until such seal has been obtained. Further, no holder of a certificate of competence shall enter into any contractual agreement to install or alter any plumbing, gas piping, or any piping system, other than an employment agreement with a master plumber business or a city agency.","path":["New York City Administrative Code","Title 28","Chapter 4: Licensing and Registration of Businesses, Trades and Occupations Engaged in Building Work"],"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":"b9babae839bbfcdf8f3c0d3dfe9565859a64890841e5ca9780517dc3fecc2244","source_id":"us-nyc","stale":false,"prev":"us-nyc/n.y.c.-admin.-code-28-408.4.2","next":"us-nyc/n.y.c.-admin.-code-28-408.4.4"},"notice":"GroundRules: Original legal text. Not legal advice."}