No member of or delegate to Congress or Resident Commissioner, or any officer, employee, special Government employee, or agent of TVA shall be admitted to any share or part of this agreement or to any benefit that may arise therefrom unless it be made with a corporation for its general benefit; nor shall Contractor offer or give, directly or indirectly, to any officer, employee, special Government employee, or agent of TVA, any gift, gratuity, favor, entertainment, loan, or any other thing of monetary value, except as provided in 5 CFR part 2635. Breach of this clause shall constitute a material breach of this contract, and TVA shall have the right to exercise all remedies provided in this contract or at law.