The words “statutory release” had not previously appeared in part 3, which covers the correctional investigator. It's just to make part 3 of the act, which deals with OCI, the correctional investigator, consistent with part 2. It's a technical amendment to add in the words “statutory release”, to make sure that this is in part 3 of the act as well.
On November 22nd, 2011. See this statement in context.