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.
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Mostly dry tonight with some lingering cloud around.
Bronwen Williams, 11, and her two brothers, aged 15 and 17, are all under the legal voting age in the UK.
Hundreds of people took part in a protest march in Haverfordwest today over changes to hospital services.