PRACTICE AND PROCEDURE – claim of public interest immunity – principles to be applied in determining whether claim upheld – “balancing exercise” between injury to the public interest involved in disclosure as against the impairment of the administration of justice if the documents were withheld.
PRACTICE AND PROCEDURE – subpoenas – inspection of documents produced on subpoena – procedure to be adopted by a court in determining whether to permit inspection.
Mr Castle represented the fifth and sixth respondents.