Control Characteristics
How often the control is performed
Number of control instances in the period
Testing Parameters
Statistical confidence level for sampling
Maximum acceptable error rate (typically 5-10%)
Recommended Sample Size
24
samples per test
Risk-Based Ranges:
Minimum (Low Risk):17
Optimal (Medium Risk):24
Extensive (High Risk):32
Testing Schedule
Quarterly testing (4 times per year)
Hours per Testing Event:12.0 hrs
Annual Testing Hours:48 hrs
Resource Allocation
Quarterly Tests:24
Monthly Tests:24
Total Annual Tests:96
Documentation Requirements
- 1.Control description and objectives
- 2.Population definition and completeness testing
- 3.Sample selection methodology and randomization approach
- 4.Test procedures for each attribute (24 samples)
- 5.Test results documentation with evidence
- 6.Exception analysis and root cause investigation
- 7.Conclusion on control operating effectiveness
- 8.Management action plans for identified deficiencies
Testing Recommendations
- •Use random sampling methods to ensure unbiased selection
- •Document all exceptions and perform root cause analysis
- •Maintain evidence of testing in organized workpapers for audit review
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