One change that we included in C-19 was to make sure that employees whose employers change as a result of a transfer of business or a contract retendering process would not lose their earned days of paid sick leave during the year if they're working in the same job. That was one of the changes proposed in BIA 1 that was not proposed in the original Bill C-3, which received royal assent in December.
On May 24th, 2022. See this statement in context.