According to CBI sources, assistant director Shashi Shekhar and Raj Kumar Agarwal, a businessman, were arrested today.
Shekhar had allegedly taken bribe of Rs 10 lakh from various individuals in 2017 and "parked" it with Agarwal with the motive to take it back later in the garb of legal income, the CBI FIR has alleged.
He had asked Agarwal to send the money to his office through a courier along with some blank cheques, it alleged.
The case has been registered under charges of criminal conspiracy and corruption.