No, which is why we've called, since 1993, when Democracy Watch started, for those words to be put in the law, and have the Ethics Commissioner, as an independent officer of Parliament, enforcing them. If any prime minister means those words, and wants people to follow them, you put it in the law. You don't put it in a mandate letter and a code, and then not enforce it.
On May 12th, 2016. See this statement in context.