As was mentioned, CPC-9 and CPC-10 are accessing common law privilege for the complaints function, which is picked up in LIB-5. In terms of apples to apples, they're both talking about the same thing. It goes back to what we think is just clearer drafting language in LIB-5. “Despite any other Act of Parliament and any privilege under the law of evidence and subject to” is clearer than CPC-9 and CPC-10, where you're using “and”, “or”, and “but”.
On April 17th, 2018. See this statement in context.