It also requested not to impose any new charges in the next 15 days till normalcy returns to shipment and import clearance activities at the ports.
Businesses need government support to minimise the loss, FBCCI president Mahbubul Alam said in a statement.
The Chattogram port has been witnessing container congestion amid problems in duty assessment by the customs authority and payments of bills at banks in the absence of internet since July 18 night.
Bangladesh Garments Manufacturers and Exporters Association (BGMEA) president SM Mannan Kochi said the readymade garments sector saw a loss of around Tk 80 billion following the internet blackout and curfew.
Production in many factories has been hampered due to delayed shipment of raw materials, he was cited as saying by domestic media reports.
Fibre2Fashion News Desk (DS)