The first lump sum that you take should be treated as capital and therefore should have no effect on your ESA(CB), any regular payments and possibly and any second lump sum will be treated as pension income and may reduce your ESA(CB) depending on the amount.
There is an £85/week disregard followed by a £1/week deduction for every £2 in excess of the £85.
Gary
Nothing on this board constitutes legal advice - always consult a professional about specific problems
