Objective 2: To maintain appropriate boundaries of the World Heritage Site, encompassing those elements of the Roman frontier that reflect the Site's OUV, and to document clearly those additional features that still fall outside the World Heritage Site.
Policy 2a: Any areas proposed as an extension of the boundaries of the World Heritage Site will meet the test of authenticity and integrity set out within an authoritative statement of the Site’s OUV and must have relevant legal protection and management arrangements.
Policy 2b: Changes to the boundaries that would require full re-nomination will not be considered.
Policy 2c: The boundaries of the Buffer Zone agreed for the 2002-07 Management Plan will remain unchanged for the period of this Management Plan.
Policy 2d: All appropriate opportunities should be taken to signal and explain significance and boundaries of the World Heritage Site.