The Budget document states that the UK Government "will continue to work with the Welsh Government to consider electrification of the Welsh Valley lines subject to value for money and an agreement on financing." Final decision this summer 2012 as part of the five year railway investment plan.
'Disappointing' or 'fair and supportive' - Welsh political verdicts on George Osborne's budget.
From fuel to smoking, what the Budget will mean for the money in your pocket.
Plans for a rise in fuel tax will go ahead and regional pay rates will be introduced sooner for public sector workers.