Arguments against further powers being devolved to England?

It would creat a new layer of government that is expensive, it would create a need for too many elections, creating voter apathy, there are few signs of great demand for further devolution. There is little public appetite for an English Parliament, demonstrated by a strong no vote for a proposed North East Assembly. If an English Parliament was introduced, the role and significance of the UK Parliament would be much reduced, leading to questions over the location of sovereignty