Tenant shall include in the insurance policies required to be maintained by Tenant under this Lease, and, to the extent Landlord carries liability insurance that covers the Leased Premises, Landlord shall include in such policies, a waiver of the insurer’s right of subrogation against the other party during the Term or, if such waiver should be unobtainable or unenforceable, (a) an express agreement that such policy shall not be invalidated if the insured waives the right of recovery against any party responsible for a casualty covered by the policy before the casualty or (b) any other form of permission for the release of the other party with respect to any claim (including a claim for negligence) which it might otherwise have against the other party for loss, damage or destruction with respect to its property at the Leased Premises occurring during the Term to the extent to which it is, or is required to be, insured under a policy or policies containing a waiver of subrogation or permission to release liability.