section 86 sets out the first data protection principle (requirement that processing be lawful, fair and transparent);

section 87 sets out the second data protection principle (requirement that the purposes of processing be specified, explicit and legitimate);

section 88 sets out the third data protection principle (requirement that personal data be adequate, relevant and not excessive);

section 89 sets out the fourth data protection principle (requirement that personal data be accurate and kept up to date);

section 90 sets out the fifth data protection principle (requirement that personal data be kept for no longer than is necessary);

section 91 sets out the sixth data protection principle (requirement that personal data be processed in a secure manner).