2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/154609We show which Lie point symmetries of non-critical semilinear Kohn-Laplace equations on the Heisenberg group $H^1$ are Noether symmetries and we establish their respectives conservations laws.This article was accept for publication in Algebras, Groups and Geometries. Unfortunately, it was published without my consent in Hadronic Journal, vol. 30, 299-314, (2007)Analysis of PDEs35H10; 58J70text