The Planning Inspectorate (PINS) has published and added nine new advice notes to the Nationally Significant Infrastructure Projects (NSIPs) advice pages. This publication is part of the second phase of updates and covers transboundary impacts and process, cumulative effects assessments, the habitats regulations assessment, the water framework directive, and working with public bodies, among other topics. These advice notes supersede previous existing notes, namely notes 3, 10, 11, 12, 17, and 18.