The BNP has announced to observe mourning day on Wednesday across the country over the death of Brac University Professor Dr Piash Karim.
The party made the announcement in a press release signed by its joint secretary general Ruhul Kabir Rizvi on Tuesday afternoon.
According to the statement, BNP will hoist black flag at its party offices across the country on that day. The party flag will also be hoisted at half-mast.
The party leaders and activists will wear black badges mourning the death of Piash Karim.
BNP asked the leaders and activists of the party and its associate bodies to observe the day with due respect.
Brac University Professor Dr Piash Karim died of cardiac arrest at Square Hospital in the capital on Monday.