The self-declarations for deliveries of used cooking oils on this page are a valid part of the contract between Darling Ingredients Inc. and our customers.  The self-declarations will be presented to the customer either within the contract or within the terms and conditions. If the self-declarations are part of the written contract, they shall be deemed as accepted if the customer does not explain his or her objection to Darling Ingredients within 14 days after the terms and conditions have been presented to him or her. If the customer does not object, this will be considered as an agreement to the terms and conditions. The self-declarations will be deemed as accepted after 14 days have passed.