Three youths were arrested for possessing 90gm heroin near Dara Studio Chowk in Phase 6 on Thursday night.
The accused have been identified as Manoj Kumar Yadav of Ram Darbar, Chandigarh; Sachin of Manimajra, Chandigarh; and Jatinder Singh of Samrala, Ludhiana district.
Station house officer of Phase 1, Manphool Singh said his team, along with the Crime Investigation Agency (CIA), laid a naka near Dara Studio Chowk following a tip-off.
The men approached the check post in a car from Chandigarh side and on seeing the cops, tried to take a U-turn. However, cops managed to intercept them and on checking the vehicle, recovered 90gm heroin from it.
The trio was arrested and the vehicle impounded.
A case under relevant sections of the Narcotic Drugs and Psychotropic Substances Act was registered at the Phase 1 police station.
The accused were produced before a court on Friday and sent to two-day police custody.