The plan should require through any heritage assessment accompanying a development proposal affecting a heritage asset, an analysis of the contribution of that asset individually and collectively to the local economy; assessing contribution before and after the development proposed .

The plan should acknowledge the role the historic environment plays in the economic vitality of the District. It should require through any heritage assessment accompanying a development proposal affecting a heritage asset, an analysis of the contribution of that asset individually and collectively to the local economy.

Heritage assessments frequently focus on the design and fabric of the asset and its immediate setting. Less frequent is an assessment considering the individual role of the asset in the distinctiveness of a settlement which makes it attractive to visitors and encourages visitor spend.