Boris Johnson will allow a second Sue Gray report into allegations of lockdown parties at Downing Street to be published - amid anger over a partial version put out on Monday.
Downing Street has committed to publishing another "update" once Scotland Yard finishes a police investigation.
It comes after the The Prime Minister first batted away widespread calls, including from senior Tories, to allow the senior civil servant to produce her complete work after the Metropolitan Police imposed wide-reaching restrictions.