2009 Bukit Selambau by-election
A by-election was held for the Kedah State Legislative Assembly seat of Bukit Selambau on 7 April 2009 following the nomination day on 30 March 2009. The by-election was held on the same day as the Batang Ai state seat by-election and the Bukit Gantang federal seat by-election.
Background
The seat was vacated after the incumbent assemblyman and State EXCO, Arumugam Vengatarakoo resigned of both his positions on 9 February 2009. Arumugam was an assemblyman from the Parti Keadilan Rakyat, a component party of Pakatan Rakyat. He won the seat, then as an independent, by a majority of 2,362 votes against Barisan Nasional candidate, S. Krishnan in the 2008 Kedah state election. He later joined PKR after his victory, and were the party's state deputy chairman and Merbok PKR deputy chief at the time of his resignation as an MLA. Arumugam has alleged that his resignation were the result of harassment towards him and his family to leave PKR by BN, an allegation that were refuted by BN.Election Commission of Malaysia announced on 13 February 2009 that the by-election for both this seat and Bukit Gantang federal seat in Perak will be held on 7 April 2009, with 29 March 2009 set as the nomination day.