Yes. I would say that in terms of the charter, the section that would be relevant to think about is section 15, but under section 15 we know that not all distinctions constitute discrimination. What's very important here is the reason why the distinction is being made. That is in law we have a self-imposed restriction by having signed the Convention on the Reduction of Statelessness.
On March 21st, 2013. See this statement in context.