Taoiseach Enda Kenny says the Budget will contain a number of 'Brexit-proofing' measures.
The Ministers for Finance and Public Expenditure will reveal the full details of the Budget in the Dail this afternoon.
Key features will include a helping hand for first time buyers, higher welfare and pension payments and tax cuts.
It's also set to outline the biggest health budget in the history of the State, and a major scheme to help parents with the cost of childcare.
But Taoiseach Enda Kenny says that while some negotiations are still underway with Fianna Fáil this morning, most of the budget is finalised: