a prohibition on the use of urban growth boundaries within a regional or district plan where official statistics predict there will be population growth; and

a requirement for local authorities to undertake detailed spatial planning that sets aside areas of special value, and sets out future infrastructure corridors and networks as an alternative to urban boundaries; and

a comprehensive list of local government and central government infrastructure costs that should be taken into account when making subdivision decisions under this Act; and

a standard formula for local authorities to use to measure the marginal cost of urban growth; and

a standard formula for local authorities to use to calculate the cost of inefficient utilisation of existing infrastructure; and

rules to ensure that the costs of infrastructure are appropriately internalised for new developments.