A future interest is either: (1) Vested; or (2) Contingent. Source: CivC 1877, § 185; CL 1887, § 2701; RCivC 1903, § 208; RC 1919, § 278; SDC 1939, § 51.0217.
Future interest vested or contingent
SDCL § 43-3-9 — under PRESENT AND FUTURE INTERESTS IN PROPERTY.
SDCL § 43-3-9