A proposal may be revoked at any time before its acceptance is communicated to the proposer, but not afterwards. Source: CivC 1877, § 897; CL 1887, § 3521; RCivC 1903, § 1215; RC 1919, § 830; SDC 1939, § 10.0321.
Revocation of proposal, limitation as to time
SDCL § 53-7-1 — under COMMUNICATION OF PROPOSAL AND ACCEPTANCE.
SDCL § 53-7-1