<p>Lord Chancellor's Instruments (LCIs) are public records. Arrangements for their permanent preservation and public access are managed in line with public records and information rights legislation.</p><p>The schedules which accompany the named LCIs set out the reasons that specified Atomic Weapons Establishment (AWE) files have been retained by AWE. The grounds for retention of those AWE files covered by LCI 76 are national security, security against possible terrorist activity, international relations, and the UK’s international obligations. AWE records covered by LCI 118 were retained due to the risk of proliferation of nuclear weapons or retained to allow a more detailed review of their access status.</p>