Eminent domain; lost profits and access. Provides definitions for the terms "lost profits" and "lost access" and how to determine the amount of just compensation, which includes lost profits and lost access resulting from the taking, that must be paid for property taken by eminent domain. The bill has a contingent effective date of January 1, 2013, provided that the voters approve an amendment to Section 11 of Article I of the Constitution of Virginia at the 2012 November election.