If an Account of any Borrower includes a charge for any Taxes, Agent is authorized, in its discretion if such Borrower has not paid such Taxes when due and an Event of Default or a Cash Dominion Event has occurred and is continuing, to pay the amount thereof to the proper taxing authority for the account of such Borrower and to charge such Borrower therefor; provided , however , that neither Agent nor Lenders shall be liable for any Taxes that may be due from Borrowers or with respect to any Collateral.