1,859 UK individuals potentially underpaid state pensions, over 100,000 may be affected; DWP sends letters to relatives of deceased.

FOI request reveals UK's DWP identified 1,859 people potentially underpaid state pensions; over 100,000 individuals may be affected. Letters sent to relatives of deceased, who can claim underpaid funds; amounts range from a few pounds to thousands. Government will retain funds if relatives do not respond to DWP. Former pensions minister, Steve Webb, urges people to act quickly upon receipt of DWP letters.