Standards Comparison

    ISO 22301

    Voluntary
    2019

    International standard for business continuity management systems

    VS

    ISO 27701

    Voluntary
    2019

    International standard for privacy information management systems

    Quick Verdict

    ISO 22301 builds business continuity resilience for all organizations against disruptions, while ISO 27701 establishes privacy management for PII handlers. Companies adopt them for certification, risk reduction, compliance, and enhanced trust in volatile environments.

    Business Continuity

    ISO 22301

    ISO 22301:2019 Business Continuity Management Systems Requirements

    Cost
    €€€
    Complexity
    Medium
    Implementation Time
    0-6 months

    Key Features

    • PDCA cycle for continual BCMS improvement
    • Mandates Business Impact Analysis prioritization
    • Requires risk assessments and recovery strategies
    • Demands leadership commitment and roles
    • Annex SL alignment integrates with ISO standards
    Privacy Management

    ISO 27701

    ISO/IEC 27701:2025 Privacy Information Management

    Cost
    €€€
    Complexity
    High
    Implementation Time
    6-12 months

    Key Features

    • Establishes Privacy Information Management System (PIMS)
    • Role-specific controls for controllers and processors
    • Extends ISO 27001 for integrated governance
    • Mappings to GDPR and privacy regulations
    • Three-year certification with surveillance audits

    Detailed Analysis

    A comprehensive look at the specific requirements, scope, and impact of each standard.

    ISO 22301 Details

    What It Is

    ISO 22301:2019 is an international certification standard for Business Continuity Management Systems (BCMS). It provides requirements to protect against, reduce likelihood of, respond to, and recover from disruptions, ensuring continuity of critical products/services. Built on a risk-based PDCA (Plan-Do-Check-Act) cycle with Annex SL high-level structure for integration.

    Key Components

    • 10 clauses: Clauses 4-10 core (context, leadership, planning, support, operation, evaluation, improvement).
    • Key elements: BIA, risk assessment, recovery strategies, testing, audits.
    • No prescriptive controls; flexible, tailored to organization.
    • 3-year certification with annual surveillance audits.

    Why Organizations Use It

    Enhances resilience, minimizes downtime/financial losses, ensures regulatory compliance (e.g., NIS Directive), builds stakeholder trust/reputation. Offers competitive edges like procurement advantages, lower insurance, career boosts. Addresses cyber, natural disasters, supply chains via proactive risk management.

    Implementation Overview

    Gap analysis, BIA, policy development, training, testing, audits. 60 days to 6 months typical; suits all sizes/sectors. Tools like GlobalSuite/ISMS.online accelerate. Two-stage certification process.

    ISO 27701 Details

    What It Is

    ISO/IEC 27701:2025 is the international standard defining requirements for a Privacy Information Management System (PIMS). It extends ISO 27001 to manage privacy risks in PII processing for controllers and processors, using a risk-based PDCA cycle for governance, controls, and continual improvement.

    Key Components

    • Clauses 4–10: Context, leadership, planning, support, operation, evaluation, improvement
    • Annex A: Controls for PII controllers (lawful basis, DSARs, retention)
    • Annex B: Controls for PII processors (contracts, sub-processors, assistance)
    • Mappings to GDPR (Annex D), ISO 27001/27002 (Annex F)
    • Certification: 3-year validity with annual surveillance audits

    Why Organizations Use It

    • Demonstrates GDPR/other law compliance via auditable evidence
    • Integrates privacy into security, reducing risks and incidents
    • Builds stakeholder trust, aids procurement, differentiates competitively
    • Manages supply-chain and cross-border PII risks effectively

    Implementation Overview

    • Phased: Gap analysis, risk assessment, controls, internal audits
    • Activities: RoPA, SoA, training, DSAR processes
    • All sizes/industries handling PII; global applicability
    • Accredited third-party audits required for certification

    Key Differences

    Scope

    ISO 22301
    Business continuity resilience against disruptions
    ISO 27701
    Privacy management for PII processing

    Industry

    ISO 22301
    All sectors worldwide, all sizes
    ISO 27701
    PII-handling organizations globally

    Nature

    ISO 22301
    Voluntary BCMS certification standard
    ISO 27701
    Voluntary PIMS certification standard

    Testing

    ISO 22301
    BIA, exercises, annual audits, 3-year certification
    ISO 27701
    Internal audits, DSAR tests, 3-year certification

    Penalties

    ISO 22301
    Loss of certification, no legal fines
    ISO 27701
    Loss of certification, no legal fines

    Frequently Asked Questions

    Common questions about ISO 22301 and ISO 27701

    ISO 22301 FAQ

    ISO 27701 FAQ

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