While he pushed for a capital gains tax refund that benefited the wealthy, people of more modest means benefited, too.
The security breach could affect holders of prepaid cards holding government payments, reported Reuters, including tax refunds, unemployment benefits and child support.
Re-introducing a system of national refunds for benefits claims "might not raise huge sums," the senior Foreign Office source said, "but it would send a clear message about who is picking up the bill for these people".
The FSA said bringing "fairness and transparency" to refund policies would benefit consumers.
A refund of housing benefit reductions caused by the bedroom tax since it was implemented in April 2013, and an exemption from future reductions.
A woman who killed herself last year, leaving a note in which she blamed her death on financial stress exacerbated by the bedroom tax, would have been exempt and eligible for a housing benefit refund were she still alive, it has emerged.
"Britain is the only European Union country that does not accept the European regulation and its attitude to the unemployment benefits refund has been very restrictive.
They will have their housing benefit refunded, but will not be obliged to repay the DHP cash, which may result in some actually gaining hundreds of pounds in cash.
If a flight is overbooked, airlines must call for volunteers to give up their seats in exchange for a ticket refund and "agreed benefits" including a free onward flight.
Whereas Norway has several social security and welfare benefits by which particular population subgroups have their dental care expenses refunded, Sweden implements benefit schemes of a more universal nature.
If Groupon reduces costs and attracts healthier merchants it could set aside enough cash to cover its refund obligations, to the benefit of consumers and investors alike.
