← Back to home

Cheyenne River Sioux TribeTribal Government

EIN: 460217757

UEI: GFJ2F491T6N3

Audited by: REDW LLC

Cognizant agency: 21 [Department of the Treasury]

View federal awards & risk assessment →

Data as of August 31, 2026

Cheyenne River Sioux Tribe9 audit years48 findings30 repeat
9
Audit Years
48
Total Findings
30
Repeat Findings
$60.1M
Federal Awards Expended (FY 2023)

FY 2023-09-30

$60,122,648 federal awards expended

Management decision deadline — for entities that funded this organization

The FAC accepted this audit on March 10, 2026. Under 2 CFR 200.521(d), a pass-through entity that provided federal funds to this organization for this audit period must issue a management decision on these findings by September 10, 2026 (8 days from today).

What is a management decision? →
2023-001
Other
SIGNIFICANT DEFICIENCYREPEAT OF 2022-002OTHER MATTERS
Show full finding ▾
Prior Finding References

2022-002

About Other →
2023-002
Cost Allowability
MATERIAL WEAKNESSREPEAT OF 2022-004OTHER MATTERS
Show full finding ▾
Prior Finding References

2022-004

About Allowable Costs / Cost Principles →
2023-003
Special Tests & Provisions
SIGNIFICANT DEFICIENCYREPEAT OF 2022-006OTHER MATTERS
Show full finding ▾
Prior Finding References

2022-006

About Special Tests and Provisions →

FY 2022-09-30

$98,710,856 federal awards expended

FAC accepted this audit on May 23, 2025 — management decision was due November 23, 2025.

2022-002
Other
SIGNIFICANT DEFICIENCYREPEAT OF 2021-002OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-002

About Other →
2022-002
Other
SIGNIFICANT DEFICIENCYREPEAT OF 2021-002OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-002

About Other →
2022-003
Procurement & Suspension/Debarment
SIGNIFICANT DEFICIENCYREPEAT OF 2021-003OTHER MATTERS
Show full finding ▾
2022-003
Procurement & Suspension/Debarment
SIGNIFICANT DEFICIENCYREPEAT OF 2021-003OTHER MATTERS
Show full finding ▾
2022-004
Cost Allowability
MATERIAL WEAKNESSREPEAT OF 2021-004OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-004

About Allowable Costs / Cost Principles →
2022-004
Cost Allowability
MATERIAL WEAKNESSREPEAT OF 2021-004OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-004

About Allowable Costs / Cost Principles →
2022-005
Reporting
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2022-005
Reporting
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2022-006
Special Tests & Provisions
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2022-006
Special Tests & Provisions
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾

FY 2022-09-30

$98,710,856 federal awards expended

FAC accepted this audit on March 25, 2025 — management decision was due September 25, 2025.

2022-002
Other
SIGNIFICANT DEFICIENCYREPEAT OF 2021-002OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-002

About Other →
2022-002
Other
SIGNIFICANT DEFICIENCYREPEAT OF 2021-002OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-002

About Other →
2022-003
Procurement & Suspension/Debarment
SIGNIFICANT DEFICIENCYREPEAT OF 2021-003OTHER MATTERS
Show full finding ▾
2022-003
Procurement & Suspension/Debarment
SIGNIFICANT DEFICIENCYREPEAT OF 2021-003OTHER MATTERS
Show full finding ▾
2022-004
Cost Allowability
MATERIAL WEAKNESSREPEAT OF 2021-004OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-004

About Allowable Costs / Cost Principles →
2022-004
Cost Allowability
MATERIAL WEAKNESSREPEAT OF 2021-004OTHER MATTERS
Show full finding ▾
Prior Finding References

2021-004

About Allowable Costs / Cost Principles →
2022-005
Reporting
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2022-005
Reporting
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2022-006
Special Tests & Provisions
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2022-006
Special Tests & Provisions
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾

FY 2021-09-30

UNMODIFIED OPINION, QUALIFIED OPINION$96,688,347 federal awards expended

FAC accepted this audit on May 17, 2024 — management decision was due November 17, 2024.

2021-002
Reporting
SIGNIFICANT DEFICIENCYREPEAT OF 2020-003
Show full finding ▾
Prior Finding References

2020-003

About Reporting →
2021-003
Procurement & Suspension/Debarment
SIGNIFICANT DEFICIENCYREPEAT OF 2020-004
Show full finding ▾
2021-004
Activities Allowed or Unallowed / Cost Allowability
MATERIAL WEAKNESSREPEAT OF 2020-005
Show full finding ▾

FY 2020-09-30

UNMODIFIED OPINION, QUALIFIED OPINION$51,936,461 federal awards expended

FAC accepted this audit on July 20, 2023 — management decision was due January 20, 2024.

2020-002
Equipment & Real Property
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2020-003
Other
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2020-004
Procurement & Suspension/Debarment
SIGNIFICANT DEFICIENCYOTHER MATTERS
Show full finding ▾
2020-005
Cost Allowability
MATERIAL WEAKNESSOTHER MATTERS
Show full finding ▾

FY 2019-09-30

UNMODIFIED OPINION, QUALIFIED OPINION$37,825,460 federal awards expended

FAC accepted this audit on August 24, 2022 — management decision was due February 24, 2023.

2019-002
Equipment & Real Property
SIGNIFICANT DEFICIENCYREPEAT OF 2018-003
Show full finding ▾
Prior Finding References

2018-003

About Equipment and Real Property Management →
2019-003
Other
SIGNIFICANT DEFICIENCYREPEAT OF 2018-006
Show full finding ▾
Prior Finding References

2018-006

About Other →

FY 2018-09-30

UNMODIFIED OPINION, QUALIFIED OPINION$39,083,306 federal awards expended

FAC accepted this audit on February 28, 2021 — management decision was due August 28, 2021.

2018-002
Procurement & Suspension/Debarment
MODIFIED OPINIONSIGNIFICANT DEFICIENCYREPEAT OF 2017-003
Show full finding ▾
2018-003
Equipment & Real Property
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2017-004
Show full finding ▾
Prior Finding References

2017-004

About Equipment and Real Property Management →
2018-004
Reporting
MODIFIED OPINIONSIGNIFICANT DEFICIENCYREPEAT OF 2017-006
Show full finding ▾
Prior Finding References

2017-006

About Reporting →
2018-005
Matching, Level of Effort, Earmarking
SIGNIFICANT DEFICIENCYREPEAT OF 2017-008
Show full finding ▾
Prior Finding References

2017-008

About Matching, Level of Effort, Earmarking →
2018-006
Other
MODIFIED OPINIONSIGNIFICANT DEFICIENCYREPEAT OF 2017-010
Show full finding ▾
Prior Finding References

2017-010

About Other →
2018-007
Special Tests & Provisions
MODIFIED OPINIONSIGNIFICANT DEFICIENCY
Show full finding ▾

FY 2017-09-30

UNMODIFIED OPINION, QUALIFIED OPINIONMATERIAL NONCOMPLIANCE DISCLOSED$44,465,225 federal awards expended

FAC accepted this audit on February 10, 2020 — management decision was due August 10, 2020.

2017-002
Cost Allowability
MODIFIED OPINIONSIGNIFICANT DEFICIENCYREPEAT OF 2016-003QUESTIONED COSTS
Show full finding ▾
Prior Finding References

2016-003

About Allowable Costs / Cost Principles →
2017-003
Procurement & Suspension/Debarment
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2016-004
Show full finding ▾
2017-004
Equipment & Real Property
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2016-005
Show full finding ▾
Prior Finding References

2016-005

About Equipment and Real Property Management →
2017-005
Procurement & Suspension/Debarment
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2016-006
Show full finding ▾
2017-006
Reporting
MODIFIED OPINIONSIGNIFICANT DEFICIENCYREPEAT OF 2016-010
Show full finding ▾
Prior Finding References

2016-010

About Reporting →
2017-007
Special Tests & Provisions
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2016-011
Show full finding ▾
Prior Finding References

2016-011

About Special Tests and Provisions →
2017-008
Matching, Level of Effort, Earmarking
MODIFIED OPINIONSIGNIFICANT DEFICIENCY
Show full finding ▾
2017-009
Special Tests & Provisions
MODIFIED OPINIONSIGNIFICANT DEFICIENCY
Show full finding ▾
2017-010
Reporting
MODIFIED OPINIONSIGNIFICANT DEFICIENCY
Show full finding ▾

FY 2016-09-30

UNMODIFIED OPINION, QUALIFIED OPINIONMATERIAL NONCOMPLIANCE DISCLOSED$44,402,536 federal awards expended

FAC accepted this audit on August 15, 2019 — management decision was due February 15, 2020.

2016-003
Activities Allowed or Unallowed
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2015-003QUESTIONED COSTS
Show full finding ▾
Prior Finding References

2015-003

About Activities Allowed or Unallowed →
2016-004
Procurement & Suspension/Debarment
MATERIAL WEAKNESSREPEAT OF 2015-004
Show full finding ▾
2016-005
Equipment & Real Property
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2015-005
Show full finding ▾
Prior Finding References

2015-005

About Equipment and Real Property Management →
2016-006
Procurement & Suspension/Debarment
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2015-006
Show full finding ▾
2016-007
Matching, Level of Effort, Earmarking
MATERIAL WEAKNESSMODIFIED OPINIONREPEAT OF 2015-007
Show full finding ▾
Prior Finding References

2015-007

About Matching, Level of Effort, Earmarking →
2016-008
Activities Allowed or Unallowed
SIGNIFICANT DEFICIENCY
Show full finding ▾
2016-009
Activities Allowed or Unallowed
MATERIAL WEAKNESS
Show full finding ▾
2016-010
Reporting
SIGNIFICANT DEFICIENCY
Show full finding ▾
2016-011
Special Tests & Provisions
MATERIAL WEAKNESSMODIFIED OPINION
Show full finding ▾
2016-012
Eligibility / Program Income
MATERIAL WEAKNESSMODIFIED OPINION
Show full finding ▾
2016-013
Subrecipient Monitoring
MATERIAL WEAKNESSMODIFIED OPINIONQUESTIONED COSTS
Show full finding ▾

Data source: This information comes from the Federal Audit Clearinghouse, the official repository of Single Audit data. All data is public domain. Verify this organization's audit history at fac.gov.

Browse other Single Audit organizations in Arizona

Are you this organization?

Track your findings and corrective action plans across audit cycles.

Start tracking findings →

Do you fund this organization?

Monitor subrecipient audit findings and filing records.

Start monitoring →

Product

Resources

Legal

Single Audit Intelligence is an independent tool powered by Federal Audit Clearinghouse data. Not affiliated with GSA, OMB, or any federal agency.

© 2026 Single Audit Intelligence. All data is public domain.