Amendment of Rates. The overhead rates provided for in this Section III may be amended from time to time only by mutual agreement between the Parties hereto if, in practice, the rates are found to be insufficient or excessive.
Amendment of Rates. The Overhead rates provided for in this Section III may be amended from time to time if, in practice, the rates are found to be insufficient or excessive, in accordance with the provisions of Section I, Paragraph 6.
Amendment of Rates. The above Overhead rates may be amended from time to time by agreement between Operator and Non-Operators if, in practice, the rates are found to be insufficient or excessive.