Labour said it was proof the previous government had “covered up” the extent of the crisis in the asylum system
I don't see how Labour can say they didn't know;
28 February 2024
The Government is forking out £15 million a day on putting up asylum seekers in hotels, spending £4.3 billion more of taxpayer money than budgeted on asylum support in the last year, Labour has said.
The Opposition party pointed to Treasury figures that estimate the Home Office spent £5.4 billion on asylum accommodation and support.
The Home Office’s top civil servant said the extra money claimed in the Treasury “supplementary estimates” was “a result of record levels of small boat arrivals since the Spending Review 2021”.
Ms Cooper said:
“Despite promises of action from the Prime Minister, they have not delivered and now the Home Secretary has been forced to go to the Chancellor with a begging bowl because he’s bust his budget by over £5 billion...
Labour has set out a clear plan to save billions of pounds for the taxpayer ...”
https://www.standard.co.uk/news/politics/government-labour-yvette-cooper-home-secretary-hm-treasury-b1142201.html