The coalition government is proposing increasing petrol excise tax by 12 cents per litre in 2027 to help pay for new roads.
The Transport Minister Simeon Brown has announced a raft of changes to be consulted on in the next month.
The Green Party has come out firing against the new national transport plan, calling it a "climate change-fuelling, congestion creating disaster."
Green Party transport spokesperson Julie Anne Genter spoke to Ingrid Hipkiss.
