The move covers all Metro, Kinetic, Redline and TassieLink services, plus the Derwent Ferry, until July 1 2026.

It replaces a half-price fare scheme, with future subsidies to be decided in the May state budget.

Premier Jeremy Rockliff said the measure would ease pressure on household budgets.

The announcement follows a week of growing political pressure in state parliament, with the Greens and an independent MP calling on the state government to do more to increase public transport use.