Daniel Rücker, LLM

Rechtsanwalt (Lawyer), Partner

Data Privacy
Digital Business
Regulatory and Governmental Affairs
Cyber Risks
Data Tech and Telecoms
Data Protection Litigation

Daniel Rücker

Daniel specializes in information technology law and data protection law and heads the Noerr Data Privacy Group. Besides complex data protection law matters such as the structuring of international data flows, he supports clients in privacy by design as well as in the context of data breaches and data protection litigation. Daniel is a lecturer in data protection and IT security law at the University of Passau. He is also the editor of the legal handbook “E-Commerce” and the international manual “The New European General Data Protection Regulation, Impact on Corporate Practice – A Guidance for Legal Advisors and Enterprises”.


  • German insurance company: Advising on setting up new data protection structures
  • Large online retail company: Advising and representing the company in complex administrative proceedings concerning the data protection compliant design of critical business systems
  • Europcar/Buchbinder: Advising the client extensively on dealing with a data leak which attracted significant attention in the German press, including representing the client in investigations launched by the supervisory authorities, working with the IT service providers and whistleblowers involved in the incident and handling requests for information and complaints from data subjects
  • Federal Ministry for Economic Affairs and Energy: Advising on the legal implementation of the far-reaching ”Regulatory Sandboxes – Testing Environments for Innovation and Regulation” strategy
  • Well-known online store: Representing the client in administrative fine proceedings and preventing it from a million euro fine
  • German fashion label in the premium segment: Advising the company on targeted advertising and data protection-compliant options for creating user profiles across different media
  • German car manufacturer: Advising on specific issues related to the implementation of the General Data Protection Regulation in respect of data generated in vehicles
  • German car manufacturer: Providing extensive data protection advice on implementing (re-)targeting tools on websites in the EU such that they comply with the General Data Protection Regulation as well as the draft ePrivacy Regulation
  • Manufacturer of electric vehicles: Advising on data protection concepts for the processing of vehicle data
  • One of the world’s largest automotive suppliers: Advising on a cooperation project for mobile payment systems in vehicles, in particular on legal aspects of blockchain technology and smart contracts
  • Public-law corporation operating throughout Germany: Providing broad-based advice and assistance in the implementation of the General Data Protection Regulation in a confidential and highly complex IT environment
  • Premium fashion label: Providing comprehensive ongoing data protection advice, ranging from the implementation of a data protection management system to data protection compliance of the online store and customer loyalty programme
  • Market-leading service provider for heating and water costs invoicing as well as energy data management: Advising in connection with a request for information on smart metering from the data protection authority


  • "Daniel Rücker has special expertise in data protection where he advises on a range of matters, including retargeting tools, e-commerce, litigation and GDPR implementations." Chambers Europe 2019
  • "Recommended: Dr. Daniel Rücker (“professional, renowned”, “very good, very active”, competitor)." JUVE Handbuch 2019, chapters Data Protection; Information Technology: Contracts/Litigation and Transactions/Outsourcing
  • Recommended as leading expert in IT law and Data Protection in all leading directories, including JUVE, Chambers (Europe/Germany), Legal 500 Germany, and Best Lawyers Germany 2022
  • “Top-level data protection lawyers”, competitor, JUVE 2021/2022
  • “established”, “experienced and top-level experts”, competitor, JUVE 2020/2021
  • Often recommended: Dr Daniel Rücker (“excellent”, “competent, committed, customer-oriented”, client) in information technology: contracts/processes and transactions/outsourcing, JUVE 2021/2022
  • Assessment: “The team led by the respected Dr Daniel Rücker have many years of experience and are optimally prepared to give legal support to the continued development of clients’ data protection structures,” in data protection, JUVE 2021/2022
  • “It was outstanding to work with Daniel Rücker, who always provides support with competence, commitment and high standards,” Legal 500 2021
  • “Noerr is “a first address” in data protection for many clients: the ‘very active’ practice is ‘highly professional’, and its advice covers GDPR projects and data protection compliance on specific questions as well as issues involving data protection law in connection with digitalisation projects, the IoT and the automobile and e-mobility sectors.” Legal 500 Germany. Information Technology 2019


  • Legal studies at the University of Munich and at the University of New South Wales, Sydney (Australia)
  • At Noerr since 2004
  • Admitted to the Munich Chamber of Lawyers


  • German Association of Law and Informatics
  • German Bar Association (focus on information technology)
  • ITechLaw


  • Lectures regularly on his main practice areas at seminars, including for Management Circle, the US American Association of Corporate Counsels and ITechLaw
  • Lecturer in data protection and IT security law at the University of Passau


  • Editor of the international manual “The New European General Data Protection Regulation, Impact on Corporate Practice – A Guidance for Legal Advisors and Enterprises” (2018)
  • Co-editor of the legal handbook “E-Commerce” (2017)
  • Datennutzungs- und Datenschutzverträge, Moos (ed.), chapter 99 (second edition 2018)
  • EuGH nimmt mit Facebook-Urteil Website-Betreiber in die Pflicht, in Börsen-Zeitung, 31.08.2019
  • Der Einsatz von (Social) Plugins im Lichte des "Fashion ID"-Urteils des EuGH, DER BETRIEB, November 4, 2019, together with Alexander Brandt