The centrepiece of investments to lift productivity in Budget 2021 is a $57.3 billion programme of infrastructure spending in the period 2021-25. This includes a $4 billion boost to the multi-year capital allowance, taking it to $12 billion over the four-year period. Across the four-year forecast period, there will be $10 billion of investment in roads and public transport projects through Waka Kotahi; $5.6 billion in education, including an additional $634.1 million in Budget 2021 for classrooms; and a further $700 million for district health board capital investment, taking the spend in that area across the four-year period to $6 billion.