Lisa Munden, who has cerebral palsy, and her partner and full-time carer Brett Fage live in a two bedroom house in Essex and face paying the 'bedroom tax' because as a couple they are expected to share a room.
However, because of Lisa's condition she moves around a lot in the night so Brett sleeps in the second bedroom for 90% of the time.
From April they will have to spend £80 a month on the second bedroom and this is placing a huge financial burden on them.
A disabled woman and her partner have written to a minister urging a rethink on plans to cut benefits for tenants deemed to have spare rooms
The benefit cut for social housing tenants will put 'unbearable' pressure on families with a disabled child.
Bedrooms in some foster homes will be classified as vacant, but the government insists funding for foster carers will be protected.