SDPs and LDPs can set out what development they consider to be significant in the context of their areas and how this may vary between different settlements.
Gall CDSau a CDLlau nodi pa ddatblygiadau y maent yn eu hystyried yn arwyddocaol yng nghyd-destun eu hardaloedd a sut y gallai hyn amrywio rhwng gwahanol aneddiadau.