Identify Important Business Services (IBS), set and self-test impact tolerances, map vulnerabilities, and scenario-test breaches under the UK FCA/PRA PS21/3 operational resilience framework. This is the UK-specific ORB regime — distinct from DORA (EU) which has different IBS categorisation and tolerance mechanics.
FCA PS21/3PRA SS1/21UK ORBZero PIIClient-Side
Scope & reliance — 🔒 All inputs are processed locally in your browser. No data is transmitted. Do not enter real personal data — use synthetic or anonymised inputs only. This tool supports PS21/3 self-assessment. Actual IBS identification, tolerance setting, and scenario testing require firm-specific analysis, senior management involvement, and board approval. Not a substitute for FCA/PRA supervisory engagement or legal advice. Reference: FCA/PRA PS21/3 (March 2021), effective March 2022 for identification; full implementation deadline March 2025. Deterministic logic · no inference · zero PII · CC BY 4.0.
Firm Profile
Important Business Services (IBS)
Define each IBS: a service you provide to external end users that, if disrupted, could cause intolerable harm or pose risk to market integrity. PS21/3 requires firms to identify all IBS. Common examples are pre-populated below — edit, delete, or add your own.