They require you to notify NRW, in writing, at least 14 days before starting construction on a new, substantially enlarged or substantially re-constructed store.
Rhowch wybod yn ysgrifenedig i CNC os ydych am godi neu ehangu neu ailadeiladu silo neu storfa slyri, o leiaf 14 niwrnod cyn dechrau’r gwaith adeiladu.