Dhaka, June 29 -- The Anti-Corruption Commission (ACC) has launched a preliminary inquiry against six officers of the National Board of Revenue (NBR) involved in the ongoing "complete shutdown" of the government agency.

The charges include causing financial loss to the state through corruption, including facilitating tax evasion in exchange for bribes and amassing illegal wealth, ACC Director General (Prevention) Md Akhtar Hossain said on Sunday.

ACC says five of them are "prominently involved" in the movement that has paralysed NBR operations for over two months, with escalating impacts on trade and revenue collection.

Those being investigated are Tax Commissioner AKM Badiul Alam, Additional Tax Commissioner Mirza Ashiq Rana, senior v...