Are receipts to be kept when Spending thr back pay. Is safe to withdraw cash from the back-pay from benefit thar has been back-payed as a lumpsum and if you have not kept thr receipts. In other words, does she/everyone have to keep evudence ofnmoney they have withdrawn and spent it on when it is comming out of the lump sum if payed back PIP and ir UC thar was owed to thenoerson claiming it?