A government will impose a partial freeze on public service recruitment as it intensifies its budget focus on reining in the state's growing debt burden.
But the South Australian Opposition says the budget is "cooked" and Labor has no plan to manage the state's debt, which is predicted to balloon to close to $50 billion by 2039.
Treasurer Tom Koutsantonis will deliver the Malinauskas government's first state budget on Thursday since its resounding election victory in March.