The Government has said it is committed to the tendering of 10% of bus routes to the private sector.
A spokesperson for the Department of Transport said in a statement today that the Government's approach was in the interest of quality and cost effectiveness for commuters.
Yesterday SIPTU drivers at Dublin Bus and Bus Éireann voted in favour strike action over the proposals.
It is understood that in Bus Éireann, 95% of drivers backed industrial action, with 93% prepared to take strike action.
In Dublin Bus, 93% of those balloted favoured industrial action, with 90% backing strike action.
The NBRU is to deliver the result of it’s ballot next week.
Staff fear the move could trigger a fall in their pay and conditions, and damage the two bus companies.