South Dakota Tribal Reservation Sovereignty Carve-Out (~9% of State Land) (SD)
Tracked preemption from the South Dakota overlay bundle.
Overview
← All state preemptionsSouth Dakota overlay roll-upSouth Dakota zoning wikiSouth Dakota building codesFederal overlaysGlossaryFederal-conflict: Yes
Effective
1868-01-01
Sunset
—
Authority
federal
Scope
state:SD
Other South Dakota preemptions
South Dakota — No Statewide Short-Term Rental Preemption (Local Authority Intact)South Dakota Referred Law 21 (Nov 2024) — Voter Rejection of PUC Local-Zoning Override (VOID)South Dakota SDCL §11-4-2 — Manufactured Housing Equal-Treatment in Single-Family DistrictsSouth Dakota SDCL §11-2-17 — County Agricultural-Use ProtectionEllsworth AFB AICUZ (Rapid City Area) — Air Installation Compatible Use ZonesSouth Dakota SDCL §11-6-10 — Municipal Extraterritorial Jurisdiction (ETJ) for ZoningSouth Dakota SDCL Chapter 11-4 — Municipal Zoning Enabling Framework (Dillon's Rule)Mount Rushmore NM + Badlands NP + Wind Cave NP — NPS Land-Management Overlay
Trigger predicate
When this evaluates true for a parcel, the law's preempted fields take precedence over base zoning.
parcel.within_tribal_reservation == TruePreempted fields
2 fields on the base district schema are rewritten when the trigger fires.
| Field | Op | Value | Note |
|---|---|---|---|
state_and_local_zoning_authority | waive | — | State and county/municipal zoning authority does not extend to tribal trust land within reservation boundaries; tribal government and BIA hold land-use jurisdiction |
review_authority | override | tribal_government_and_BIA | Development on tribal trust land governed by tribal land-use codes (where adopted) and federal trust-land procedures; Indian Reorganization Act (25 U.S.C. §415) governs leases |
Citation
Authority source
U.S. Const. Art. I §8 cl. 3 (Indian Commerce Clause); 25 U.S.C. §§415, 5108 (trust land and leasing); Treaties of Fort Laramie (1851, 1868); Montana v. United States, 450 U.S. 544 (1981)
§ Federal trust-land regime + tribal sovereignty under treaties and federal Indian law
Research notes
Nine tribal nations span ~9% of South Dakota's land area: Cheyenne River Sioux, Crow Creek Sioux, Flandreau Santee Sioux, Lower Brule Sioux, Oglala Sioux (Pine Ridge — second-largest reservation in the US by area), Rosebud Sioux, Sisseton-Wahpeton Oyate (Lake Traverse), Standing Rock Sioux (straddles SD/ND), and Yankton Sioux. Tribal trust land is held by the United States in trust for tribes — state and county zoning does not apply. Fee-simple land within reservation boundaries can be more complex (Montana v. US framework — tribal jurisdiction over non-members depends on consensual relationships or threat-to-tribe). For development projects, always check parcel status (trust vs. fee, allotted vs. tribal trust) and consult tribal land-use code if any.