Where is that requirement that students can do so voluntarily? By reason of the obligation being a voluntary obligation, doesn't that put students in a very invidious situation where, if they are being required to hand over personal information under circumstances where there's not a legislative basis for the universities to ask for that information—doesn't it put students in a very invidious position where, in order to get the payment, they might be facilitating the provision of private information which may otherwise be in breach of the law?