[OR] [PM] [P2] [Appendix] [F] Impact Tolerance Assessment Template

Written by Moh Heng Goh | Aug 28, 2026, 3:49:55 AM

Implement Phase Appendices

These appendices provide practical templates, checklists, registers, and implementation tools to support the five stages of the Implement Phase:

Identify Critical Business Services
Map Interconnections and Interdependencies
Set Impact Tolerance
Conduct Scenario Testing
Improve Lessons Learned

The templates should be adapted to reflect the organisation’s size, complexity, regulatory environment, risk profile, governance structure, and operational resilience maturity.

Appendix F: Impact Tolerance Assessment Template

Part 1: Service Information

Field	Details
CBS Reference
Critical Business Service
Service Owner
Assessment Date

Part 2: Impact Assessment

Duration	Customer Impact	Financial Impact	Regulatory Impact	Operational Impact	Safety / Systemic Impact	Overall Severity
0–30 minutes
30 minutes–2 hours
2–4 hours
4–8 hours
8–24 hours
More than 24 hours

Part 3: Service Degradation

Service Capacity	Expected Impact	Acceptable?	Maximum Duration
100%
75%
50%
25%
0%

Part 4: Impact Tolerance Decision

Maximum Tolerable Disruption:

Minimum Service Capacity:

Customer / Transaction Threshold:

Supporting Rationale:

"Implement" Phase of the OR Planning Methodology

Identify Critical Business Services	Map Inter-connection and Inter-dependencies	Set Impact Tolerance	Conduct Scenario Testing	Improve Lesson Learned

More Information About Blended Learning OR-5000 [BL-OR-5] or OR-300 [BL-OR-3]

Contact our course consultant colleagues to learn more about our blended learning program and about the next course's schedule. They are the BL-OR-3 Blended Learning OR-300 Operational Resilience Implementer and the BL-OR-5 Blended Learning OR-5000 Operational Resilience Expert Implementer.



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