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Secretary of State for Defence (Ministry of Defence)

  • Date 26 February 2026
  • Sector Central government
  • Decision(s) EIR 11: Upheld, EIR 12(5)(a): Not upheld, EIR 5: Upheld

The complainant submitted a request to the Ministry of Defence (MOD) seeking information about ‘nuclear site events’ which took place at Faslane naval base. The MOD withheld the requested information on the basis of regulation 12(5)(a) (defence and national security) of the EIR. The Commissioner’s decision is that the information is exempt from disclosure on the basis of regulation 12(5)(a) and the public interest favours withholding this information. However, the Commissioner has concluded that the MOD breached regulation 5(2) by failing to respond to the request within 20 working days and breached regulation 11(2) by failing to complete an internal review within 40 working days.