The registered holder of:
(a) a North West Shelf exploration permit; or
(b) a North West Shelf retention lease; or
(c) a North West Shelf production licence;
is liable to pay a royalty on all petroleum recovered by the holder in the permit area, lease area or licence area in a royalty period beginning at or after the commencement of this section.
Note 1: For exemptions, see section 10.
Note 2: For collection of royalty, see Part 6.7 of the Offshore Petroleum and Greenhouse Gas Storage Act 2006 .