The NPPF's New Flood Risk Rules: What Every Developer Needs to Know
The Government’s August 2026 update to the NPPF brings major changes to flood risk policy. While attention has focused on housing and planning reform, the new flood and drainage requirements could significantly affect development sites across England. The changes do not necessarily make development harder, but they do make it essential to identify flood and drainage constraints early, as these are now key development considerations rather than just technical issues.











