2 Del. Admin. Code § 2269-4.0
At the time the security agreement is reassigned by the secured party to the dealer and the secured party transfers the repossessed vehicle to the dealer, the secured party shall deliver to the dealer Form MV 518 along with the certificate of title to the repossessed vehicle. At the time of the delivery of the form by the secured party to the dealer, the secured party shall have completed and executed the form as provided for in Paragraph 2.1 above. When the repossessed vehicle is sold by the dealer, to obtain a Delaware certificate of title in the name of the purchaser of the vehicle, the dealer shall submit to the Division of Motor Vehicles Form MV 518 completed and executed by the secured party and the dealer as provided for in Paragraph 2.0 above and the Delaware certificate of title for the repossessed vehicle. The dealer shall mark the face of the certificate of title to reflect the fact that the lien noted thereon has been satisfied and shall complete the appropriate area on the reverse side of the certificate of title.
2 Del. Admin. Code § 2269-4.0