This Fact Sheet explains the development assessment processes for major projects, known as state significant development (SSD) and state significant infrastructure (SSI) in NSW. It gives an overview of the relevant decision-makers and the types of things they must consider when assessing SSD and SSI applications. It explains how SSD and SSI is assessed differently from other types of developments, and outlines the public consultation stages and rights of appeal.

The information in this Fact Sheet will be useful for people who wish to find out about how SSD and SSI projects are assessed, and people who live near proposed SSDs and SSI.