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IVV-CSO-DUSMUSTAll frameworksImplementation guide coming soon

Document Use of Representative Samples

Independent Verification and Validation (IVV) · General Provider Responsibilities

Applies to: Providers
Who this applies to
Providers
Service class
All service classes
Force
MUST
Timeframe
No fixed timeframe

Reviewed implementation guidance for IVV-CSO-DUS is not published yet. The official source below remains complete and authoritative.

Official FedRAMP source

Verbatim from FedRAMP/rules

Providers MUST document and explain the use of representative samples during verification and validation when using representative samples as allowed by IVV-CSO-USR (Use Representative Samples).

Defined terms in this requirement

ProviderValidationVerification

Operationalize this rule

Boundera turns FedRAMP 20x requirements like IVV-CSO-DUS into assigned evidence, remediation work, and validation workflows.

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Change history

  • 2026-06-24Official launch of the FedRAMP Consolidated Rules for 2026.

Content provenance

Official requirement text is sourced from FedRAMP/rules . Boundera implementation guidance has not been fully reviewed for this item.