SI 2019/12. The Infrastructure Planning (Water Resources) (England) Order 2019. Comes into force 9th January. This Order amends the Planning Act 2008 (A 2008 c.29) in respect of nationally significant infrastructure projects (“NSIP”) in the field of water. It introduces a new category of NSIP, the construction or alteration of desalination plants. It amends the threshold of the existing category of NSIP, with respect to the capacity of dams or reservoirs, from those retaining ten million cubic metres to those containing thirty million cubic metres and adds a new qualifying characteristic of “deployable output”