assignment and sub-contracting 13.1 the supplier shall not without the written consent of the customer assign, sub-contract, novate or in any way dispose of the benefit and/ or the burden of this agreement or any part thereof. the customer may, in the granting of such consent, provide for additional terms and conditions relating to such assignment, sub-contract, novation or disposal. collective bargaining agreements the company is not a party to any collective bargaining agreements with any unions, guilds, shop committees or other collective bargaining groups.