The first cohort to work to 68, under current plans, will be those born on or after 5 April 1977. The 2017 State Pension Review suggested expanding this to include those born in the late 1960s.
But the latest review stated the pension age would not be changed until a further review was carried out.
A decision is now expected in 2026, after the next general election.
By law the government is required to examine planned changes to the system every six years.
A recent King’s Fund report found life expectancy for retiring Britons was now two years lower than when the government last reviewed the state pension age in 2017
