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NIS2 Compliance

NIS2 is the EU cybersecurity directive (Directive (EU) 2022/2555), which member states had to transpose by 17 October 2024. It extends obligations to essential and important entities across many sectors and reaches Brazilian groups with EU operations, with management accountability and short incident-reporting deadlines.

What is NIS2?

NIS2 (Directive (EU) 2022/2555) is the European Union directive on the security of network and information systems. It entered into force on 16 January 2023, repealed the original NIS Directive ((EU) 2016/1148), and had to be transposed into each member state's national law by 17 October 2024.

The directive distinguishes essential entities from important entities and applies, under the size-cap rule, from medium-sized enterprises upward in the sectors listed in Annexes I and II. It introduces direct accountability for management bodies, a minimum set of risk-management measures, and incident-reporting obligations. NIS2 has extraterritorial reach: it applies to organizations not established in the EU that offer services in the European market — including groups with EU subsidiaries or operations — some of which must designate a representative in the Union. Transposition happens through each country's national law, so the exact scope and penalties depend on the jurisdiction where the entity operates.

What the engagement covers

•Applicability analysis: essential or important entity
•Gap analysis against the risk-management measures
•Governance and management-body accountability
•Incident-reporting process (24h / 72h / 1 month)
•Supply-chain and supplier security
•Prioritized remediation roadmap and evidence
Scope

Who does NIS2 apply to?

NIS2 applies to essential and important entities in the high-criticality and critical sectors, generally from medium-sized enterprises upward. The first step of the engagement is to determine whether and how the organization falls in scope, sector by sector and jurisdiction by jurisdiction.

Essential entities

Large organizations in the high-criticality sectors of Annex I. They are subject to proactive supervision and to the directive's highest penalties.

Important entities

Medium-sized enterprises in Annex I sectors and entities in Annex II sectors. They are subject to reactive supervision, triggered by indications of non-compliance.

High-criticality sectors (Annex I)

Energy, transport, banking, financial market infrastructures, health, drinking and waste water, digital infrastructure, ICT service management, public administration, and space.

Other critical sectors (Annex II)

Postal and courier services, waste management, chemicals, food, manufacturing, digital providers, and research organizations.

Size-cap rule

The directive generally applies to medium-sized enterprises and above; some critical entities fall in scope regardless of size.

Groups with EU operations

Extraterritorial reach captures non-EU organizations offering services in the Union. Some digital providers must designate a representative in the EU.

Obligations and deadlines

What are the NIS2 obligations and deadlines?

NIS2 requires proportionate risk-management measures, management accountability, and a staged incident-reporting process. The reporting deadlines are short and must be designed before an incident occurs.

Management accountability

Management bodies approve the risk-management measures, oversee their implementation, and can be held personally liable for breaches. Training is also required.

Risk-management measures

A minimum set of technical and organizational measures: risk analysis, incident handling, business continuity, cryptography, access control, and basic cyber hygiene.

Incident reporting

An early warning within 24 hours of becoming aware of a significant incident, an incident notification within 72 hours, and a final report within one month, to the competent national authority or CSIRT.

Supply-chain security

Measures must cover risks from suppliers and service providers, with security assessment across the whole supply chain.

Registration and supervision

In-scope entities must register with national authorities, which exercise supervision and may require audits, inspections, and evidence of compliance.

Penalties

For essential entities, up to €10 million or 2% of total worldwide annual turnover; for important entities, up to €7 million or 1.4%, whichever is higher.

Cost and timeline

What drives the cost and timeline of a NIS2 engagement?

There is no single price. The investment depends on the applicable scope, the current maturity of controls, and the number of jurisdictions the group operates in.

Entity classification

Being an essential or important entity changes the intensity of supervision and the depth of evidence required, and therefore the engagement effort.

Control maturity

Organizations with an ISMS already in place — for example, aligned with ISO 27001 — reach compliance with less remediation. Open gaps extend the timeline.

Number of jurisdictions

NIS2 is transposed by distinct national laws. Operating in several EU countries multiplies registration, reporting, and authority-relationship obligations.

Supply-chain complexity

The number of critical suppliers and their relevance to the service determine the breadth of the third-party risk assessment.

Frequently asked

NIS2 questions

Who needs to comply with NIS2?
Essential and important entities in the Annex I and II sectors, generally from medium-sized enterprises upward. Non-EU organizations offering services in the Union, including groups with EU operations, also fall in scope.
What was the NIS2 transposition deadline?
Member states had to transpose Directive (EU) 2022/2555 into national law by 17 October 2024 and apply the measures from 18 October 2024. The exact scope and penalties depend on the national transposing law.
What are the incident-reporting deadlines?
An early warning within 24 hours of becoming aware of a significant incident, an incident notification within 72 hours, and a final report within one month, to the competent national authority or CSIRT.
What penalties does NIS2 set out?
For essential entities, up to €10 million or 2% of total worldwide annual turnover; for important entities, up to €7 million or 1.4%, whichever is higher, plus accountability for management bodies.
Does NIS2 apply to a Brazilian group with EU operations?
Yes, if the group provides in-scope NIS2 services in the Union or operates there through controlled entities. Compliance is assessed entity by entity and jurisdiction by jurisdiction; some digital providers must designate an EU representative.

Ready to start your NIS2 engagement?

In one conversation we determine the applicable scope, map the gaps against the directive's measures, and design the path to compliance — from governance to incident reporting.

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