A private tourist bus from Amritsar fell into a gorge near Dhaliara, around 60 km from here, killing at least 10 passengers and injuring 30 others.
The deceased are yet to be identified, Dharamsala Superintendent of Police S Gandhi said.
The injured have been rushed to Tanda Medical College in Kangra, the officer said.
Last month, In a tragic incident, around 29 pilgrims from Madhya Pradesh were killed when their bus fell into Bhagirathi river near Nalupani while returning from Gangotri shrine in the Himalayas.
The mishap had occurred at around 6 pm as the bus fell 300 metres down the road into the river, Uttarkashi District Magistrate Ashish Shrivastava had informed.