Practitioners advising on the lawfulness of arrests under s 99(3) (as it stood before December 2013) should note that the test is whether the arresting officer honestly believed on reasonable grounds that the arrest was necessary for a stated purpose, not whether the arrest was in fact objectively necessary.
The full text is available to signed-in members, including the 19 later cases that cite this judgment.
6 of the 19 citing cases carry a classified treatment. How each court treated it is available to signed-in members.