This in itself doesn't guarantee it [a vote in the next Parliament], although of course if we got his onto the statute book and made it law then it's much harder for other parties to turn against it in the future.
And the Bill we have passed two years ago - the Act of 2011 now requires a referendum if any British government gives away more powers to the European Union now has been accepted by all the other parties.
More top news
Coronation Street stars paid tribute to "caring, loveable and funny" Anne Kirkbride, who played Deirdre Barlow for more than 40 years.
Queens Parks Rangers defender Rio Ferdinand has announced his retirement from football after his wife's recent death.
A promising start to the weekend - fine and bright for most of us but showers will crop up across northern Scotland.