The decision to abandon the investigation into the vastly over-budget project will save many red faces around the Holyrood complex, and will also spare the prospect of a hefty fine.
EC mandarins have been looking into the way in which Miralles and Bovis were selected to work on the development.
Although the UK has conceded that European competition rules were broken, the European Commission could soon announce that an 18-month inquiry is to be dropped without further action.
The EC commented last March that it suspected the tender procedure had 'violated European rules on public procurement'.
The commission's decision not to push on with the investigation could well represent the last chapter in the troubled history of the Stirling Prize winner.
Over the course of its difficult construction period, costs jumped from an estimated £40 million to £431 million and the building was delayed by years.