Planning policy, nationally and locally, shapes the environment we live in, and Local Plans can play an integral role in improving both physical and mental population health. Local Plans are produced by local authorities to provide the scope and legal basis for all their urban planning decisions. However, TRUUD research with more than 130 public and private urban development actors in 2021 found that Local Plans are inconsistent and weak regarding the health requirements that are expected from developers when making a planning application.