Although no suspension of work notice was pasted on the wall, the police arrived on the spot and informed the labourers that the manager had submitted a closure notice to the Nagrakata police station authorities last night.
The manager had left the area since then.
The tea garden in Malbazar subdivision of Jalpaiguri district employed around 1800 labourers.
Negotiations between the unions demanding 19 per cent bonus and the management agreeable to pay upto 16 per cent had recently resulted in a stalemate.