Unless the terms of a trust expressly reserve a power to the settlor to revoke or modify a trust, a trust shall be irrevocable.
S.D. Codified Laws § 55-3-6
Trust irrevocable in absence of express contrary provisions
Source: SDC 1939, § 59.0216; SL 1993, ch 355, § 2; SL 1998, ch 282, § 9; SL 2019, ch 209, § 5.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.