There's precedent, though, in the form of the Scottish devolution referendum in 1979. 51.6% voted in favour of a Scottish Assembly, but as enacted to be conside

There's precedent, though, in the form of the Scottish devolution referendum in 1979. 51.6% voted in favour of a Scottish Assembly, but as enacted to be considered to pass it needed 40% or more of the registered electorate to vote in favour—with only 63.7% turnout, it was only 32.9% of the registered electorate.