Del. Code tit. 10 § 4986
Whenever the sheriff or any other officer cannot pay over the proceeds from sale under execution process because the person or persons entitled to the same or any part thereof is or are absent from the State, unknown or incompetent to receive the same or where there is any lien by mortgage, judgment or recognizance (not being the first) against the defendant, or some one or more of them, if there is more than one, in the process referred to in § 4985 of this title, with condition other than for the payment of money, or for the payment of money as or in the nature of an annuity, or for the payment of interest to one or more persons during their lifetime and the principal at their death to some other person or persons, or otherwise, such proceeds from sale under execution process that cannot be paid over because the person or persons entitled to some or any part thereof is or are absent from the State, unknown or incompetent to receive the same, and such part of the proceeds of sale as shall be legally applicable to any such lien as set out above shall be paid into the court, out of which the process issued, and shall be invested by the court, or otherwise disposed of for the benefit of the parties interested, as shall be just and proper under the circumstances. Such payment into court shall discharge the officer selling the property from all liability for the money so paid.
10 Del. C. § 4986