No, they don't. The UK was a member of the EU when GDPR was passed, and chose to adopt it as law. When it left the EU it didn't repeal it. They may both deci

No, they don't. The UK was a member of the EU when GDPR was passed, and chose to adopt it as law. When it left the EU it didn't repeal it. They may both decide to copy, or imitate laws similar to the ones the the EU has, but they can't 'ratify' them.