A father says he has been forced to sell his home and pay back nearly £20,000 in benefit overpayments after mistakenly ticking the wrong box on a Carer’s Allowance form.

George Henderson, 64, told the Guardian he made the mistake when claiming the Department for Work and Pensions (DWP) benefit for his son John who has learning difficulties.

Mr Henderson said he opted to claim Carer’s Allowance after John, who had become addicted to heroin, was having his disability benefit taken by drug…