{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T00:17:57Z",
  "source": "Assay Systems register, https://assay-systems.com/register/",
  "access_notice": "On 15 November 2026, automated access to assay-systems.com closes. After that date, access is available only under a paid annual subscription contract. Contact: contact@assay-systems.com",
  "data": {
    "id": "ASY-US-0PA8UH91XQ",
    "type": "page",
    "country": "us",
    "name": "CHEYENNE RIVER SIOUX TRIBE: public contracts won without a rival in United States",
    "url": "https://assay-systems.com/register/us/uncontested/s/cheyenne-river-sioux-tribe/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 10,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 100,
        "unit": "percent",
        "display": "100%"
      },
      {
        "label": "without a competition",
        "value": 8,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 2,
        "unit": "count"
      }
    ],
    "text": [
      "CHEYENNE RIVER SIOUX TRIBE won 10 of its 10 public contract awards in United States without a rival from 2023-10-10 to 2026-05-19, worth $930K: 8 without a competition and 2 after a competition that drew a single bid. 5 buyers awarded it without a rival, the largest Equal Employment Opportunity Commission with 4."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-05-19",
          "Buyer": "Equal Employment Opportunity Commission 45310026C0097",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/equal-employment-opportunity-commission/",
          "How": "No competition NOT AVAILABLE FOR COMPETITION",
          "Value": "$33.0K",
          "Stated reason": "AUTHORIZED BY STATUTE (FAR 6.302-5(A)(2)(I))"
        },
        {
          "Date": "2025-09-04",
          "Buyer": "Department of the Army W9128F25PA098",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "No competition NOT COMPETED UNDER SAP",
          "Value": "$89.5K",
          "Stated reason": "SAP NON-COMPETITION (FAR 13)"
        },
        {
          "Date": "2025-04-24",
          "Buyer": "Equal Employment Opportunity Commission 45310025C0108",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/equal-employment-opportunity-commission/",
          "How": "No competition NOT AVAILABLE FOR COMPETITION",
          "Value": "$32.0K",
          "Stated reason": "AUTHORIZED BY STATUTE (FAR 6.302-5(A)(2)(I))"
        },
        {
          "Date": "2025-03-23",
          "Buyer": "Equal Employment Opportunity Commission 45310023C0081",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/equal-employment-opportunity-commission/",
          "How": "No competition NOT AVAILABLE FOR COMPETITION",
          "Value": "$-3,900",
          "Stated reason": "AUTHORIZED BY STATUTE (FAR 6.302-5(A)(2)(I))"
        },
        {
          "Date": "2024-12-04",
          "Buyer": "Federal Emergency Management Agency 70FBR825C00000001",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/federal-emergency-management-agency/",
          "How": "No competition NOT COMPETED",
          "Value": "$17.5K",
          "Stated reason": "ONLY ONE SOURCE-OTHER (FAR 6.302-1 OTHER)"
        },
        {
          "Date": "2024-05-03",
          "Buyer": "Department of the Army W9128F24P0064",
          "Buyer link": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/",
          "How": "No competition NOT COMPETED UNDER SAP",
          "Value": "$68.8K",
          "Stated reason": "SAP NON-COMPETITION (FAR 13)"
        }
      ]
    ],
    "records": [
      {
        "name": "all of United States",
        "url": "https://assay-systems.com/register/us/uncontested/"
      },
      {
        "name": "record in the register",
        "url": "https://assay-systems.com/register/us/cheyenne-river-sioux-tribe/"
      },
      {
        "name": "Equal Employment Opportunity Commission",
        "url": "https://assay-systems.com/register/us/uncontested/b/equal-employment-opportunity-commission/"
      },
      {
        "name": "Bureau of Indian Affairs and Bureau of Indian Education",
        "url": "https://assay-systems.com/register/us/uncontested/b/bureau-of-indian-affairs-and-bureau-of-indian-education/"
      },
      {
        "name": "Department of the Army",
        "url": "https://assay-systems.com/register/us/uncontested/b/department-of-the-army/"
      },
      {
        "name": "Indian Health Service",
        "url": "https://assay-systems.com/register/us/uncontested/b/indian-health-service/"
      },
      {
        "name": "Federal Emergency Management Agency",
        "url": "https://assay-systems.com/register/us/uncontested/b/federal-emergency-management-agency/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-US-0PA8UH91XQ",
    "cite_as": "Assay Systems, \"CHEYENNE RIVER SIOUX TRIBE: public contracts won without a rival in United States\", https://assay-systems.com/register/us/uncontested/s/cheyenne-river-sioux-tribe/"
  }
}