You cannot apply for Record Suspension if you have been convicted of:
- a Schedule 1 Offence (sexual offense involving a child) under the Criminal Records Act;
- common assault or assault with intent to commit an indictable offense against a child committed before January 4, 1983; and
- more than three (3) offenses prosecuted by indictment each with a prison sentence of two (2) years or more.
Source: https://www.canada.ca/en/parole-board/services/record-suspensions.html