Davies was only appointed four months ago as the WRU's head of rugby development.
In a statement the WRU said there would be no further comment on the subject.
The WRU said it would want to speak to its players first before commenting further.
Montgomery had a personal hearing before the WRU disciplinary committee in Cardiff on Tuesday.
New WRU president Dennis Gethin described Sir Tasker as "arguably the greatest living Welshman".
The Blues, Scarlets, Ospreys and Dragons then turned down the WRU's player-release compromise of eight days.
The WRU said they were "rebuked" after each admitted to "varying degrees of regrettable conduct".
The WRU urged anyone with information to contact the police and offered support to Mr Thompson's family.
With Warren Gatland taking over as Wales coach, the WRU made Davies head of rugby development in January.
"The defining moment in this tenure was that we achieved a quarter-final place, " said WRU chairman David Pickering.
And all the WRU would have to do is send another 30 of their contracted players to London.
The new system is expected to be ratified at a meeting of the full WRU board on Thursday.
We are not a WRU or and FAW, we don't have any major sponsors and it is difficult.
Lewis insists, though, that the WRU's injunction will "positively impact" on the new agreement to start next season.
The IRFU has criticised the WRU for failing to "consult its partners" prior to committing to the Anglo-Welsh Cup.
Whether there has been ignorance on the part of the WRU or neglect in that area I don't know.
Roger Lewis, chief executive of the WRU, thanked him for his "vital contribution".
The WRU claimed at the time that Wales could not support five teams, neither financially nor with playing talent.
"It's something that we and the WRU have got to consider, " said Gatland.
The WRU has had to resort to the courts in recent weeks over the release of players for internationals.
Yet despite Wales' poor run, the WRU awarded Gatland a four-year extension to his Wales reign to provide coaching stability.
BBC: Warren Gatland concedes Wales Rugby World Cup sack fear
The report recommended more collaboration between the WRU and the regions, and the Professional Regional Game Board (PRGB) was created.
BBC: Six Nations 2013: Welsh rugby union scores on and off field
"The WRU board have been fully informed of the events of the last few days, " Lewis told BBC Sport Wales.
"The decision by Ireland and Scotland smacks of childishness and I can't understand it, " said WRU group chief executive David Moffett.
Pickering also said that after five coaches in as many years the WRU could attract the right man for the job.
But Pickering has defended the WRU's role in the affair and has said there will be no changes at the top.
He had a contract until the end of 2008 Six Nations, but the WRU has decided his position had become untenable.
The WRU said Henson, Powell, Rhys Thomas and Jonathan Thomas were "rebuked" after each admitted to "varying degrees of regrettable conduct".
"Our stated aim is to be player centred, development driven and competition supported, " said WRU head of rugby performance and development.
Sources said the WRU expected all its players to act as ambassadors for the game both on and off the pitch.
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