Chhapra Lok Sabha constituency was in Bihar and it existed until 2008, after which it was replaced by Saran Lok Sabha constituency, when delimitation was done.
Presently, Chapra Lok Sabha constituency comprises seven Vidhan Sabha (legislative assembly) segments. These are
^By-Poll
In 2004, Lok Sabha polls were countermanded in Chapra (à ¤Âà ¤ªà ¤°à ¤¾) following allegations of rigging. Re-poll was done on 31 May 2004. Lalu won the elections after the re-poll.
Bye-election to Lok Sabha from Chapra Parliamentary Constituency - Vacancy caused due to the resignation of Shri Lalu Prasad on 26-4-1990