This instrument is the Biosecurity (Ballast Water Same Risk Area) Amendment (Great Barrier Reef and Northern Territory) Instrument 2019.

(1) Each provision of this instrument specified in column 1 of the table commences, or is taken to have commenced, in accordance with column 2 of the table. Any other statement in column 2 has effect according to its terms.

Commencement information
Column 1	Column 2	Column 3
Provisions	Commencement	Date/Details
1. The whole of this instrument	The day after this instrument is registered.

Note: This table relates only to the provisions of this instrument as originally made. It will not be amended to deal with any later amendments of this instrument.

(2) Any information in column 3 of the table is not part of this instrument. Information may be inserted in this column, or information in it may be edited, in any published version of this instrument.

3 Authority

This instrument is made under subsection 21(2) of the Biosecurity (Ballast Water and Sediment) Determination 2017.

4 Schedules

Each instrument that is specified in a Schedule to this instrument is amended or repealed as set out in the applicable items in the Schedule concerned, and any other item in a Schedule to this instrument has effect according to its terms.

Schedule 1—Amendments

Biosecurity (Ballast Water Same Risk Area) Instrument 2017

1 Section 5 (table item 1)

Repeal the item, substitute:

1	The westernmost intersection of the mean low water line of the mainland of Australia around Thud Point, Queensland, by the parallel of latitude 13°00′00″S

2 Section 5 (table items 7 and 8)

Before “low water line”, insert “mean”.

3 At the end of Part 2

Add:

7 Northern Territory

(1) The area bounded by the line starting at the point described in item 1 of the following table and running sequentially as described in the table (other than the areas excluded by subsection (2)) is specified.

Northern Territory
Item	Description
1	The northernmost intersection of the coastline of the mainland of Australia by the border between the Northern Territory and Western Australia at the mean low water line of the mainland of Australia, specifically the meridian of longitude 129°00′01.659560″E
2	North‑east along the geodesic to the point 14°37′24.910000″S 129°01′49.380000″E
3	North‑west along the geodesic to the point 14°32′24.910000″S 129°01′19.380000″E
4	North‑west along the geodesic to the intersection of the meridian of longitude 128°57′11.629000″E by the outer limit of the territorial sea of Australia
5	Generally northerly, easterly, southerly, westerly, southerly, and south‑easterly along that outer limit to its intersection by the meridian of longitude 138°07′33.574000″E
6	South‑west along the geodesic to the point of intersection of the border between the Northern Territory and Queensland by the mean low water line of the mainland of Australia
7	Generally north‑westerly, north‑easterly, westerly, south‑easterly, westerly and south‑westerly to the starting point

Note: Geographic coordinates in this instrument are expressed in terms of the Geocentric Datum of Australia 1994 (commonly known as GDA94).

(2) For the purposes of subsection (1), the following areas are excluded:

(a) the area of the Port of Darwin declared to be a security regulated port by the Notice of Declaration of Security Regulated Port—Port of Darwin published in the Gazette on 27 April 2018;

(b) the area of Port of Gove declared to be a security regulated port by the Notice of Declaration of Security Regulated Port—Port of Gove published in the Gazette on 30 May 2014;

(c) the area of the Port of Milner Bay declared to be a security regulated port by the Notice of Declaration of Security Regulated Port—Port of Milner Bay published in the Gazette on 31 March 2016.

Note: The declarations in the notices referred to in paragraphs (2)(a) to (c) are made under subsection 13(1) of the Maritime Transport and Offshore Facilities Security Act 2003.