Earlier 40% export duty was levied on onions but when the price of onions started falling and farmers started getting less price, then the government decided to reduce the export duty on onion from 40% to 20%. Earlier 40% export duty was levied on onions but when the price of onions started falling and farmers started getting less price, then the government decided to reduce the export duty on onion from 40% to 20%. Zee News :Business