The Issuers agree to supplement or make amendments to the Shelf Registration Statement as and when required by the rules, regulations or instructions applicable to the registration form used for such Shelf Registration Statement or by the Securities Act or rules and regulations thereunder for shelf registration, or if reasonably requested by the Holders of a majority in aggregate principal amount of the Registrable Notes covered by such Registration Statement or by any underwriter of such Registrable Notes; provided , however , that the Issuers shall not be required to supplement or amend any Shelf Registration Statement upon the request of a Holder or any underwriter if such requested supplement or amendment would, in the good faith judgment of the Company (based on advice of counsel), violate the Securities Act, the Exchange Act or the rules and regulations promulgated thereunder.