The shutdown is being supported by the opposition Rashtryia Janata Dal (RJD), Left Parties and Hindustani Awam Morcha (HAM).
At several places, the activists were seen burning tyres on roads to protest.
Additional security have been deployed all across the state to maintain law and order.
However, no untoward incident was reported anywhere.
(This story has not been edited by Business Standard staff and is auto-generated from a syndicated feed.)