On 2 December 1973, PC Mohammed Sanusi Bin Siraj, 26, was refueling his police van at the Paya Lebar Police Station when he spotted a police mini-bus rolling down a slope. He tried to stop the vehicle, but was run over instead. He died four hours later in hospital.
PC Mohd Sarwar S/O Mohd Afzal, 36, died in hospital from his injuries sustained in a traffic accident on 4 July 1985 when the patrol car he was driving collided into the back of a taxi in April 1985.
SSgt Noranzor Bin Abdul Latiff, 32, lost control of his police motorbike along Yio Chu Kang Road near the Tamarind Road junction and died from internal chest injuries sustained after being thrown off his vehicle on 9 October 2005. His partner who was riding ahead of him was not involved in the accident.
SSSgt Jansen SM Xavier Santhansamy, an Investigations Officer, was found dead with a gunshot wound to his head at his residence in the morning of 6 February 2006.