The laws, and what they mean in practice

Privacy, AI and cybersecurity laws that shape digital trust work, from the GDPR to every US state privacy law. Each entry says who it applies to, who enforces it and when, in plain words, with the sources. Free for everyone.

102laws explained
24US states with a privacy law
5coming into force
94in force today

European Union 12

GDPR

European Union
In force

The global reference point for privacy law: lawful bases, principles, rights, accountability, breach notice within 72 hours, transfer rules and fines up to 4 percent of worldwide turnover.

Since May 25, 2018 Guide in progress

EU AI Act

European Union
In force

Risk-based AI regulation with obligations assigned by role: prohibited practices, high-risk requirements, transparency duties and rules for general-purpose models.

Since Aug 1, 2024 Guide in progress

ePrivacy Directive

European Union
In force

The source of EU cookie consent and electronic marketing rules, alongside the GDPR.

See details Guide in progress

NIS2

European Union
In force

Cybersecurity risk management, management accountability and staged incident reporting starting with an early warning within 24 hours.

See details Guide in progress

DORA

European Union
In force

ICT risk management, incident reporting, resilience testing and a register of ICT third-party arrangements for the financial sector.

Since Jan 17, 2025

Data Act

European Union
In force

Rights for users to access and share data from connected products, and rules making it easier to switch cloud providers.

Since Sep 12, 2025

DSA

European Union
In force

Content moderation, transparency, a ban on ads targeted using sensitive data or at minors based on profiling, and risk assessments for very large platforms.

Since Feb 17, 2024

DMA

European Union
In force

Limits on how gatekeepers combine personal data across services without consent, among other conduct rules.

Since May 2, 2023

CRA

European Union
In force

Security requirements across the life of hardware and software products, with vulnerability handling and reporting duties.

Since Dec 10, 2024

DGA

European Union
In force

Rules for neutral data intermediaries and for re-using protected public sector data.

Since Sep 24, 2023

EHDS

European Union
In force

Patients' access to and control of electronic health data across the EU, and a framework for secondary use of health data.

Since Mar 26, 2025

EU-US DPF

European Union
In force

An adequacy decision letting personal data flow to self-certified US companies without standard contractual clauses.

Since Jul 10, 2023

This library explains laws for practitioners. It is not legal advice, and laws change: check the sources on each page and take advice from counsel before acting.