This month's decision came ahead of a general election in May that is expected to be the closest-fought in generation. Forecasts suggest the Conservatives will emerge as the party with the largest number of seats after the election, but without an overall majority. This would potentially result in another coalition government, like the current Conservative-Liberal Democrat one.
Although the central bank has acted independently of the government since 1997, Societe Generale's Kit Juckes said a policy change this close the election was "unthinkable."
Instead, the bank is seen holding rates until inflation starts to recover, led by wage growth. The country is still in the grip of disinflation (falling inflation), with the consumer price index coming in unchanged in the year to February 2015, down from 0.3 percent in January—and well below the central bank's target of 2 percent.