Invitations will be distributed on all HSL area commuter trains at different times of the day from Monday 25 February to Sunday 10 March.
The survey takes about five minutes to complete. A prize draw for movie tickets will be held for those who respond to the survey.
This is the fourth consecutive year that passengers are asked about the safety of train services. The previous survey was conducted in January 2018. At that time, passengers mainly felt very safe on trains.