The UK Government’s most senior lawyers are due to start a Supreme Court challenge over two Bills unanimously passed by the Scottish Parliament. In March, Holyrood unanimously passed the United Nations Convention on the Rights of the Child (Incorporation) (Scotland) Bill, which would incorporate a UN treaty into Scottish law. Scottish Secretary Alister Jack raised concerns the legislation could potentially put legal duties on UK Ministers, which would be outside the remit of the Scottish Government’s power. Before the passage of the Bill, Jack wrote to Deputy First Minister John Swinney asking for changes to ensure it did not apply to legislation passed by the UK Government or UK ministers. However, after the legislation was not amended, Jack said the issue would be referred to the Supreme Court. The legal bid, starting on Monday and brought by the Attorney General and the Advocate General for Scotland, will evaluate whether certain …