F0 Box r2709 GOVERNMENT 5'44 COMMUNICATIONS SECURITY BUREAU 264642 10 August 201 5 Dear-- refer to your request dated mm 2015 In which you ask' . How many weremm copres of/rre/evant communlcut/ons, or records of rue/mm commI/n/rarrons were destroyed under sect/on 23 ofthe last year? GCSB destroys irrelevant communications, and copies and records of these under s 23 of the GCSB Act in different ways depending on the system that collected them. Records of such destructron are not kept for all systems. Where GCSB's systems hold specific records of destructron, GCSB can confirm records of seven instances of disposal between 1 July 2014 and 30 June 2015. Where systems do not record specrnc Instances of irreIevant declrne to provrde the rnfornratron under sectron18(e)otthe Art on the grounds that the rnformatron requested does not exrst In accordance 519 of the Act you have the to seek an rnvestlgatron and revrew ofthe retusa' outhned above by way of cornp'arnt to an Ombudsman under sectron 28(3) of the Act Vows srncerety Una Jagose Dtrector