Whilst the four proposed sites around Knebworth are individually less than the stipulated 500 dwellings which would bring them under greater planning regulations. Collectively the four sites total in excess of 600 properties and need to be viewed and assessed as such with regards to the environmental and impact upon the village.
Without this overview it is most likely that the four individual developers will be able to evade liabilities for the installation of amenities and responsibility for due care and consideration to the existing population.