Rafiq v Commissioner of Inland Revenue [2012] NZHRRT 12 [pdf, 106 KB]
...Computer screen codes were deleted. These included several unique numbers that are assigned to each record, for administrative purposes. They also included some acronyms or abbreviations used by Inland Revenue. The codes were deleted in order to protect the integrity of the tax system. Disclosure of them could create risks for the security of the computer system, as it could make the system vulnerable to unauthorised access, or could enable people to discover other tax-secret informati...