Right now, under the rules, the former ministers you're using in your hypothetical example could not go and work for a trade association, could not go and work for a consulting firm, but could go and work for a corporation as long as they estimated that 19% of their time is all they spend on lobbying. We're saying that if you are a former designated public office holder and you're under the five-year ban, you should not be able to any lobbying, period.
On February 2nd, 2012. See this statement in context.