Scottish Secretary Michael Moore, a Borders MP, has accused the Scottish Government of creating a distraction from the bigger issues.
"Once again, they are devoting their energy to the picture-frame when they don't have a painting to put in it.
"We have not even got a date for the referendum, let alone any detail on what independence would mean for people in areas like the economy, welfare, energy and financial services.
"We have already been setting out our views in public on the issue of the post-referendum process.
"We will spell out further thoughts on this process in our forthcoming analysis papers, including our first paper, in February."
More top news
Scottish Conservative leader Ruth Davidson has announced she is pregnant and expecting her first child with partner Jen Wilson.
77-year-old Derrick Cooper was sentenced at Carlisle Crown Court today for abusing two boys at Underley Hall in Kirkby Lonsdale.
Hundreds of runners have gathered at Windermere tonight to run 3.7miles in memory of Matt Campbell.