It commenced its second session on 20 February 1986 and was dissolved on 17 August 1988.
Parliament was controlled by a People's Action Party majority, led by Prime Minister Lee Kuan Yew and his Cabinet.
The Speaker was Dr Yeoh Ghim Seng.
B. Jeyaretnam of the Workers' Party until he lost his parliamentary seat following his convictions, and was replaced by Chiam See Tong of the Singapore Democratic Party.
Two seats were vacated in 1986 and remained vacated until the end of term, with Jeyaretnam being the first, followed by Geylang West's MP Teh Cheang Wan who committed suicide over corruption; with Jeyaretnam's vacation, this was the last instance where only two parties represented the Parliament until 2015.