Tarari Assembly constituency (formerly Piro Assembly constituency) is one of 243 constituencies of legislative assembly of Bihar.

It is part of Arrah Lok Sabha constituency along with other assembly constituencies viz.

Barhara, Arrah, Sandesh, Jagdishpur, Shahpur and Agiaon (SC).

[1] Tarari assembly constituency consists of:[2] The list of the Members of the Legislative Assembly (MLA) representing Tarari constituency is as follows: ^By-poll