PAP unveiled the candidates for three electoral divisions:
Sembawang GRC: Education minister Ong Ye Kung announced on his Facebook page that he will be defending the constituency, along with incumbent MPs, Lim Wee Kiak and Vikram Nair, and two newcomers, Poh Li San and Mariam Jaafar.
Marsiling-Yew Tee GRC: National Development Minister Lawrence Wong and Alex Yam, as well as Chua Chu Kang GRC and Minister of State Zaqy Mohamad and a newcomer Hany Soh Hui Bin who would replace outgoing MP Ong Teng Koon.
Sengkang GRC: Labour Chief Ng Chee Meng, Senior Minister of State Lam Pin Min, Senior Parliamentary Secretary and Sembawang GRC MP Amrin Amin and a newcomer Raymond Lye who would replace outgoing MP Charles Chong.
PAP’s candidate Shawn Huang Wei Zhong was criticised online about his tenure as a NDP commander in 2018 by a Warrant Officer in charge of the NDP logistics control group then. Huang later tried to contact the post writer; however, the post was later removed. In a second post from him, he also explained the history of the change of his surname from Ingkiriwang to Huang.
WP released its 39-page manifesto for the upcoming election, of which eight pages were devoted to the COVID-19 pandemic. WP secretary-general Pritam Singh and chairman Sylvia Lim introduced a final batch of four candidates, among which were new candidate Abdul Shariff Aboo Kassim, former NCMPs and Aljunied GRC candidates Leon Perera and Gerald Giam (both previously contested in East Coast GRC) and He Ting Ru (previously contested in Marine Parade GRC). Singh further explained WP’s slogan “Make Your Vote Count”, in that WP MPs must be voted into Parliament in order to serve the public in Parliament and strengthen democracy, adding that there was a “real risk” of a wipeout of elected opposition MPs. Giam, He and Perera, the party’s manifesto team, listed and explained the proposals that the party was planning to put forward. Meanwhile, Lee Li Lian announced that she will not seek candidacy this election. 
SPP launched their manifesto for the election, titled “A Better Tomorrow”, which highlights current issues, ranging from the cost of living and climate change to promoting greater democracy, among others.
Red Dot United
RDU released a 12-page charter during a Zoom teleconference; Ravi Philemon mentioned the charter is to give Singaporeans a choice that “allowing Singaporeans to point the Government towards the directions they would want the Government to take”, while Michelle Lee Juan urged to give Singaporeans leverage so that “they alone can continue to operate Singapore (the way) they wish to.” 
Independent candidate Victor Ronnie Lai announced that he is planning to contest in Pioneer SMC; if nominated, Pioneer SMC could see a rare four-cornered contest for the first time since the 1997 general election (for Chua Chu Kang SMC) and the 2013 by-election.