Ask a Scots Law Question, Get an Answer ASAP!
You are entitled to access to the house. You can break in if necessary. Insist that you are given a key. You are allowed free access although it would be better practice to give her notice if you are coming to the house. In my experience that is more likely to avoid arguments. Happy to discuss further. I hope that helps. Please leave a positive rating so that I am credited for my time.