122.This section defines the terms used in the Act. Amongst other things, it defines “surveillance” and clarifies that this does not include references to:
	the use of a recording device by a covert human intelligence source to record any information obtained in the presence of the source (subsection (3)(a));
	activity involving interference with property or with wireless telegraphy which requires authorisation or warrant under Part III of the Police Act 1997.
Commentary on Sections Supplementary provisions Section 31:  Interpretation