The primaryobjectives for the Scottish planning system are, as set out in SPP1 (ScottishPlanning Policy 1: The Planning System), to:set the land use framework for promoting sustainableeconomic development;encourage and support regeneration, andmaintain and enhance the quality of the natural heritageand built environment.The passage of the Planning etc. (Scotland) Act 2006 was the first step in amodernisation process aimed at creating a more efficient, inclusive andsustainable planning system that is fully fit for purpose.