BOE says EU vote uncertainty could push up borrowing costs

London

BRITAIN'S European Union referendum could push up credit costs and weaken sterling more, the Bank of England warned on Tuesday, as it moved to bolster banks' risk buffers and slow a boom in lending to landlords.

The central bank said the outlook for financial stability had worsened since its last report in November, and that June 23's vote on leaving the EU was now the biggest domestic risk.

BOE governor Mark Carney came under fire from some pro-Brexit lawmakers earlier this month for exaggerating the dangers of leaving…