The borrower of a thing for use must not part with it to a third person without the consent of the lender. Source: CivC 1877, § 1081; CL 1887, § 3705; RCivC 1903, § 1401; RC 1919, § 1024; SDC 1939, § 38.0208.
Borrower for use--Lending to third person without consent of lender forbidden
SDCL § 43-37-7 — under LOAN OF PERSONAL PROPERTY.
SDCL § 43-37-7