[1][2] The seat was vacated after the incumbent assemblyman, Lee Chin Cheh resigned on 27 January 2014.
[4] Federal parliamentary opposition leader Anwar Ibrahim had confirmed to stand as the Pakatan Rakyat candidate in the by-election.
[5] However, due to the unusually swift conviction by the Court of Appeal in his sodomy case, his wife Wan Azizah Wan Ismail replaced him as the PR candidate.
[6][7] Barisan Nasional, which forms the opposition in the Selangor Assembly, named MCA vice president and former Petaling Jaya Utara MP Chew Mei Fun as their candidate.
[8] The by-election was won by Dr Wan Azizah with a majority of 5,379 votes.