(A) Seller or an ERISA Affiliate shall engage in any “prohibited transaction” (as defined in Section 406 of ERISA or Section 4975 of the Code) involving any Plan that is not exempt from such Sections of ERISA and the Internal Revenue Code, (B) any material “accumulated funding deficiency” (as defined in Section 302 of ERISA), whether or not waived, shall exist with respect to any Plan or any Lien in favor of the PBGC or a Plan shall arise on the assets of Seller or any ERISA Affiliate, (C) a Reportable Event (as referenced in Section 4043(b)(3) of ERISA) shall occur with respect to, or proceedings shall commence to have a trustee appointed, or a trustee shall be appointed, to administer or to terminate, any Plan, which Reportable Event or commencement of proceedings or appointment of a trustee is, in the reasonable opinion of Purchaser, likely to result in the termination of such Plan for purposes of Title IV of ERISA, (D) any Plan shall terminate for purposes of Title IV of ERISA, or (E) Seller or any ERISA Affiliate shall, or in the reasonable opinion of Purchaser is likely to, incur any liability in connection with a withdrawal from, or the insolvency or reorganization of, a Multiemployer Plan; and in each case in clauses (A) through (E) above, such event or condition, together with all other such events or conditions, if any, would reasonably be expected to have a Material Adverse Effect.