ARTICLE 44 SUPPLEMENTATION SECTION 1 - AUTHORITY OF THE MASTER AGREEMENT This Agreement is a Multi-Unit Master Agreement. Any supplemental agreements shall not delete, modify, or conflict with any provision, policy, or procedure in this Agreement. SECTION 2 - INTERPRETATION AND APPLICATION Any third Party interpretation and/or application of this Agreement, which is initiated and processed by the Parties at the Center level, shall only be binding upon the individual Local and the Agency at that Center. SECTION 3 - EXISTING LOCAL LABOR MANAGEMENT AGREEMENTS All local labor-management agreements currently in effect which do not conflict with this Agreement shall remain in full force and effect until a supplemental agreement has been negotiated. SECTION 4 - APPROPRIATE MATTERS FOR LOCAL NEGOTIATIONS A. The only Articles in this Agreement that can be locally supplemented are those wherein indicated. B. All matters not in conflict with this Agreement and as specified in Section 1 above are appropriate material for negotiations at the local level, but shall only be binding upon the Parties at that DFAS Center. C. The Agency will forward information via the quickest method regarding the changes to the five union presidents, who will provide any impact and implementation proposals or request the change be placed on the Article 46 Team Agenda within 15 workdays after the receipt of changes by each local. All information pertinent to the change will be sent at this time. D. The Union will have 15 workdays to review and respond to proposed supplementation to policies, regulations, or general changes in working conditions. The parties recognize that fewer days may be necessary based on the immediacy of the change. Extensions will be mutually agreed upon.