Police have arrested a man on the charge of his association with a campaign that has warned of smearing soot on chiefs of banks and financial institutions.

Police Inspector Subash Bhatta of Chitwan District Police Office, said Shambhu Thapa, 42, of Bharatpur Metropolis-12 was arrested on Tuesday night.

“Thapa was arrested for an investigation after it was found he was active in the campaign,” said Bhatta.

Businessman Durga Prasai has been warning of smearing soot on chiefs of banks and financial institutions for increasing interest rates exorbitantly.

Prasai has been protesting against the government and banks and financial institutions by holding street protests and advocating for the monarchy.

Thapa is said to be associated with the campaign.