The fresh agreement replaces the previous six-year deal signed in 2023, coming amid fears Wales’ professional sides would go bust.
It saw the introduction of salary caps with budgets slashed from £7.2m to the current £4.5m.
Those are now set to be boosted – albeit incrementally – if regional boards vote through the proposals agreed by the PRB.
Full details have not been disclosed but it has been previously reported the WRU would wipe some of the regions’ debts to the governing body in exchange for greater control, and even a non-equity stake.
But there will be an expectancy for the regions to financially get their houses in order.
Speaking at a fans’ forum on Thursday night, Dragons chair David Wright suggested the deal would see the regions ensuring their kept their finances in the black each season, with owners required to cover any shortfalls.
But a statement confirming the end of the impasse did state that the WRU would be more hands on with development, while a ‘shared services’ scheme would allow a pooling of resources.