Airport tenants shall immediately notify the Aviation Director of any of the following: (a) any correspondence or communication from any governmental agency regarding the application of environmental laws to the premises or use, of the premises; (b) changes in the tenant’s use of the premises that has the potential of changing the tenant’s or the City’s obligations or liabilities under any environmental law and (c) any assertion of a claim or other occurrence for which the tenant may incur on obligation under this Article. (Ord. No. G-4116, § 2, 1998)