BAE Systems undertakings review (2026) 15.10.2026 UK Ministry of Defence United Kingdom Military industry State institutions Law The Competition and Markets Authority (CMA) is reviewing undertakings given by British Aerospace plc, now BAE Systems plc, arising from its acquisition of the Marconi Electronic Systems business of General Electric Company plc on 29 November 1999. Timetable Date Action 15 October 2026 to 5 November 2026 Consultation launch (*) (*) The CMA is inviting comments from any interested party. BAE Systems remedy review Consultation 15 October 2026: The CMA is reviewing the undertakings given by British Aerospace plc, now BAE Systems plc, arising from its acquisition of the Marconi Electronic Systems business of General Electric Company plc on 29 November 1999. The undertakings included measures to safeguard competition and to address national security concerns arising in the defence sector. The CMA received a request from BAE Systems on 27 July 2026 to release BAE Systems from the undertakings. The CMA previously reviewed the undertakings in 2017, when the CMA recommended BAE Systems be released from the undertakings. The CMA is inviting views on its intention to re-adopt its 2017 advice to release the remaining undertakings until 5 November 2026. Consultation: BAE Systems undertakings review BAE Systems letter (PDF, 383KB) (15.10.26) Contact Please send written representations about any competition or public interest issues to: baeremedyreview@cma.gov.uk Case Officer: Connor McGowan, connor.mcgowan@cma.gov.uk Privacy notice Your name and contact details are your personal data. In collecting, receiving, storing, accessing and using your personal data, the CMA, as controller, is processing your personal data. The CMA processes personal data in accordance with data protection law. The CMA is processing your personal data so that it can contact you again, should it need further help or information from you, in order to carry out its merger work under Part 3 of the Enterprise Act 2002. For more information about how the CMA processes personal data and your rights relating to that data, please see our Privacy Notice. https://www.gov.uk/cma-cases/bae-systems-undertakings-review-2026