Promptly upon any officer of any Credit Party obtaining knowledge of (i) the occurrence of a “prohibited transaction” (as such term is defined in Section 406 of ERISA or Section 4975 of the IRC) with respect to any Plan that would result in the imposition on Parent Borrower or any of its Subsidiaries of a tax or penalty that could reasonably be expected individually or in the aggregate to result in a Material Adverse Effect; (ii) any reportable event as defined in Section 4043(c) of ERISA with respect to a Title IV Plan (for which the thirty (30) day notice requirement has not been waived); (iii) the creation of any Lien in favor of the PBGC or a Title IV Plan; (iv) any withdrawal by a Credit Party from, or the termination, reorganization or insolvency of any Multiemployer Plan to which any Credit Party is making or is obligated to make contributions; or (v) the institution or taking of any other action by the PBGC, Holdings or any of its Subsidiaries under ERISA to terminate or to partially terminate any Title IV Plan or appoint a trustee to administer any such plan or the commencement or threatened commencement of any litigation regarding any such Plan that could reasonably be expected, individually or in the aggregate, to result in a Material Adverse Effect, Parent Borrower shall provide a written notice specifying the nature of such event, what action the Credit Parties or any ERISA Affiliates have taken, are taking or propose to take with respect thereto, and, when known, any action taken or threatened by the IRS, Department of Labor, PBGC or Multiemployer Plan sponsor with respect thereto.