There are warnings tonight that the so-called 'bedroom tax' is causing chaos and confusion, as thousands of people who thought they were liable to pay it are discovering they're not.
Under the rules, anyone who has been in their home since 1996 or before - and has continually claimed housing benefit - does NOT have to pay.
One Cardiff resident told ITV News she was 'outraged' at having to watch people in her community downsize when they didn't have to, as well as the fact that she might now be owed money herself.
The Department for Work and Pensions says it is looking at the issue carefully and will act as necessary.
More top news
There'll be clear spells overnight with mist inland. But tomorrow it's all change with scattered showers!
Described as the 'hidden disability', autism affects how people perceive the world and interact with others.
A driver from Newport has been handed a 21 month sentence behind bars after wracking up a number of driving offences.