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Christophe Chadaillac focuses his practice on telecommunications, media, and technology. He advises on issues related to electronic communications, competition, convergence in the information and communication technology (ICT) sector, data protection, and digital services. He is particularly active in matters involving the development of fixed and mobile broadband infrastructure, connectivity, e-commerce, cybersecurity, over-the-top (OTT) services, and the Internet of Things (IoT). He intervenes in France and in developed or developing countries, in particular Africa and the Middle East, on regulatory and transactional matters, both in advisory and litigation capacities.

Christophe advises governments, public entities, and regulatory authorities on the review and implementation of legal and regulatory instruments, sector policies and strategies, and on strategic infrastructure projects through public-private partnerships (PPPs) and the restructuring or privatization of public assets.

He also assists telecommunications groups and digital companies in complying with their regulatory obligations, their relations with regulatory authorities, and the undertaking of their business (negotiation and drafting of service agreements, mergers and acquisitions, minority investments, or transfers of assets).

Prior to joining Jones Day in 2017, Christophe worked for the French National Frequencies Authority (ANFR), where he acquired in-depth knowledge on issues pertaining to radio spectrum planning and management at the national, regional (EU and European Conference of Postal and Telecommunications Administrations [CEPT]), and international (International Telecommunication Union [ITU]) levels. In particular he worked on matters related to spectrum sharing; use of licensed and unlicensed frequency bands; site implantation; harmful interferences prevention and resolution; exposure to electric and magnetic fields (EMF); radio, broadcast, and satellite networks; as well as radio equipment compliance to essential requirements.


  • Fluence Corporation signs contract with government of Ivory Coast to build water treatment plantJones Day assisted Fluence Corporation Limited in the drafting and negotiation of a €165 million public procurement contract with the government of Ivory Coast for the engineering, procurement, and construction of a water treatment plant to supply 150,000 m3/day of fresh water to the city of Abidjan from the Aghien lagoon, as well as in the negotiation and closing of the financial arrangements for the project financing.
  • Togolese Agency for Rural Electrification and Renewable Energy develops solar power projectJones Day advised the Togolese Agency for Rural Electrification and Renewable Energy (AT2ER) in project documentation for the development of a 50 megawatt solar independent power producer in Togo.
  • Mauritanian regulatory authority reviews public-private partnerships lawJones Day assisted the Mauritanian multi-sectoral regulatory authority in analyzing the 2017 public-private partnerships law and providing comments for its review by the Ministry of Economy and Finance.
  • Payment systems company reviews data protection and privacy constraints in multiple countriesJones Day advised a payment systems company on the applicable legal and regulatory framework related to data protection and privacy applicable in Argentina, Mainland China, Colombia, India, Hong Kong and Singapore as well as constraints and obligations the client must comply with as data controller and processor.
  • Government of the Republic of Togo develops cybersecurity frameworkJones Day assisted the Government of the Republic of Togo in developing a cybersecurity framework.
  • Tactis designs telecommunications universal service policy in MaliJones Day collaborated with Tactis SAS to design a national strategy for AGEFAU, the Malian agency responsible for promoting universal access to telecommunications and information and communication technology services in Mali.
  • Government of the Republic of Togo privatizes telecommunications companyJones Day advised the Government of the Republic of Togo on an international bidding procedure to privatize TogoCom.
  • Technology services company conducts international telecommunications law reviewJones Day conducted a comprehensive assessment of a technology services company's new communication product offered to multinational business owners, with respect to communications and encryption regulations from over 80 countries worldwide.
  • Payment systems company obtains regulatory advice relating to data protection and privacy in South AfricaJones Day advised a payment systems company regarding the applicable legal and regulatory requirements relating to data protection and privacy in South Africa and recommended measures to ensure compliance.
  • Payment systems company obtains regulatory advice relating to payment and transaction management software in BotswanaJones Day advised a payment systems company regarding the national legal and regulatory framework applicable to payment systems, and on the corresponding regulatory issues and requirements relating to the supply of a payment and transaction management software suite to a retailer based in Botswana.
  • Government of Gabon seeks assistance with review of legal and regulatory framework in its digital and health sectorsJones Day assisted the government of Gabon in the review of the legal and regulatory framework in its digital and health sectors, and assessed its adequacy to support the implementation of a national health information system and foster the development of e-health applications and services.
  • Government of Mauritania seeks assistance relating to reforms in its telecommunications and digital sectorsJones Day assisted the government of Mauritania in the context of the West Africa Regional Communications Infrastructure Project ("WARCIP") in the identification and implementation of reforms in the telecommunications and digital sectors necessary to foster competition, investment in infrastructure, and improve access to broadband Internet.
  • Togolese Ministry of Economy and Finance conducts review of national investment regulationsJones Day assisted the Togolese Ministry of Economy and Finance in a review of its investment law and the implementing decrees to improve the mobilization of budgetary resources by the Republic of Togo while maintaining an attractive environment for investors.
  • Government of Morocco develops secure telecommunications network for government and public entitiesJones Day assisted the government of Morocco together with the consulting firm Roland Berger GmbH in the design and development of a secure telecommunications network to provide connectivity for government and public entities.
  • Djibouti Telecom negotiates landing party agreement for PEACE CableJones Day assisted Djibouti Telecom in the review and negotiation of a landing party agreement for the Pakistan & East Africa Connecting Europe ("PEACE") submarine fiber optic cable.
  • Sigfox obtains regulatory advice in international expansion for Internet of ThingsJones Day provided regulatory advice to Sigfox, S.A., the world's leading Internet of Things (IoT) services provider, with its international expansion in Latin America, Africa, the Middle East, and Asia.
  • Major oil and gas company sells assets and interests in Democratic Republic of CongoJones Day assisted a major oil and gas company with the sale of its assets and interests in an offshore hydrocarbons concession in the Democratic Republic of Congo.
  • Project Kolagana develops broadband solutions based on TV White Space technologyJones Day is providing regulatory and commercial assistance to Project Kolagana Ltd. with respect to the development of broadband solutions based on TV White Space technology.
  • Ooredoo Tunisie ensures compliance with applicable telecommunications regulatory frameworkJones Day is assisting Ooredoo Tunisie, S.A. in ensuring that its activities and internal processes comply with the applicable telecommunications regulatory framework.
  • Tactis and Jones Day design national broadband policy plan aimed at fostering investment in telecommunications infrastructureJones Day, together with Tactis, assisted the Senegalese Ministry of Posts and Telecommunications in the design of the national broadband policy plan in order to foster investment in telecommunications infrastructure and develop access to broadband internet access services across the territory of Senegal.
  • Additional Publications

    • May 2020
      "The risks of tracking individuals with mobile networks data and applications"Edition Multimédi@, n°233
    • May 2020
      « Les risques du pistage des populations à l'aide des données des opérateurs mobiles et des applications »Edition Multimédi@, n°233
    • February 2019
      "Review of the EU directive on audiovisual media services: media regulation in the era of the new digital uses and applications" Légipresse, n°368
    • Février 2019
      « Révision de la directive Services de médias audiovisuels : la régulation des médias à l’ère des nouveaux usages numériques » Légipresse, n°368

    Speaking Engagements

    • Decembre 2018
      Les enjeux actuels liés à la ressource spectrale pour le secteur spatial, intervention lors du colloque, Le droit, outil stratégique d’une industrie en pleine mutation, organisé par le Centre national des études spatiales (CNES) à l’occasion des dix ans de la loi sur les activités spatiales
    • December 2018
      Current issues in relation to access to spectrum resources in the space sector, presentation made during the conference "Law, a strategic tool for an industry undergoing fundamental changes” organized by the French space agency (Centre national des études spatiales - CNES) for the tenth anniversary of the French law on space activities
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