The Scottish Parliament has limited powers, so there are some things it can’t make laws about.
The UK Government believes some parts of the Bill go beyond these powers, and these are the parts it is challenging.
But it is only challenging these parts, and not the Bill as a whole. On 24th May 2022, the Deputy First Minister said the Scottish Government is looking at the changes that need to be made to the Bill to address the Supreme Court judgment.
Together Scotland’s website has more detail about the specifics of the UK Government’s challenge.
Together Scotland’s Website also has more detail about the latest statement made by the Scottish Government, explaining what amendments to the bill are needed which may mean incorporation can happen sooner.