Not sure if this has been covered or not, but there was a very interesting programme on R4 today about if your company goes tits up and there's no funds for redundancy payments. You can claim it from the government. I didn't know that!
Anyway - here http://www.insolvency.gov.uk/guidanceleaflets/redundancypayments/guideforemployees/rp1form.pdf
Anyway - here http://www.insolvency.gov.uk/guidanceleaflets/redundancypayments/guideforemployees/rp1form.pdf