The power to ban high-stakes gambling machines in Wales will be given to the Welsh Government.
The UK government has confirmed the change as peers prepare for one of the final Wales Bill parliamentary debates.
It means ministers in Wales will get responsibility for licensing gaming machines where the maximum stake is more than £10.
Wales Office Minister Lord Bourne said in November he was prepared to consider the change.
But campaigners say the move does not go far enough as it only applies to new licences and not existing machines, and fear any ban could open the Welsh Government up to a “minefield” of legal challenges.
Read the full story in BBC News.