Building notes

Building notes help you comply with building regulations and legislation in the Northern Territory (NT).

They're available for stakeholders including certifiers and building industry practitioners.

Building notes:

explain when building-related regulations come into effect and how they apply
help interpret legislation
address specific aspects of legislation and policy.

Building notes that are no longer relevant are removed from this page and archived.

To get a copy of archived building notes, email bas.policy@nt.gov.au. You'll get the archived notes in PDF format.

Disclaimer

While every effort is made to ensure building notes are accurate, the NT Government accepts no liability or responsibility for any act or omission by any person made relying on the content of building notes.

Building notes are regularly reviewed, but older notes may refer to legislation that has been amended or is no longer in force.

When building notes relate to legislation, get legal advice before acting on the information in the building note.

Current

Below is a list of current building notes.

Number	Subject	Date signed
113	Energy Efficiency Provisions PDF (620.5 KB)	30/09/24
112	Application of section 51 of the Building Act 1993 PDF (281.8 KB)	06/09/23
111	Classification of buildings containing vulnerable occupants PDF (726.7 KB)	1/04/22
110	Independent third party review - Structural design PDF (1021.7 KB)	12/20/21
109	Installation of wastewater management systems PDF (806.9 KB)	27/04/21
108	Mandatory notification of drainage works PDF (145.5 KB)	25/03/21
107	National Construction Code changes to termite management systems PDF (1.7 MB)	25/09/17
106	Addition of water management zone to land where relocated houses do not require full upgrade - Advisory note PDF (729.5 KB)	12/07/16
105	Fixing of horizontal run external wall cladding PDF (1.8 MB)	12/04/16
103	Application of the NT Deemed to Comply Manual PDF (2.0 MB)	30/09/15
101	Section 40 Certificates Design and Construction PDF (783.5 KB)	23/09/14
100	Relocation of existing houses to approved rural land PDF (373.9 KB)	23/09/14
97	Application of Fire Separation Requirements PDF (709.7 KB)	09/10/13
96	Wet area policy and fact sheet PDF (225.1 KB)	11/07/13
94	Glazing Certificate PDF (569.9 KB)	18/03/13
93	Covenants PDF (1017.2 KB)	29/08/12
83	Solar Voltaic Installations - Non Cyclonic Regions PDF (50.2 KB) Attachment: Building Advisory Committee Policy BAC2011/001 PDF (459.3 KB)	08/04/11
81	Solar Photovoltaic Installations PDF (1019.0 KB)	21/12/10
78	Certificates of Exemption PDF (968.2 KB)	25/8/10
63	Installation of Solar Hot Water Heaters on Multinail Truss Systems PDF (242.2 KB)	28/11/07
58	Permit Documentation Required to be Submitted to Director PDF (161.0 KB)	31/01/07
57	Building Permit Drawings PDF (107.1 KB)	31/01/07
56	Solar Hot Water Heaters Installation Policy PDF (131.9 KB)	20/06/06
48	Signature on Permit Documentation PDF (265.7 KB)	02/03/04
47	Minor Roof Attachments to Class 1, 2 or 10 buildings (Skylights) PDF (126.0 KB)	16/10/03
46	Minor Roof Attachments to Class 1, 2 or 10 buildings (Roof Ventilators) PDF (124.8 KB)	16/10/03
45	Minor Structures/Roof Attachments to Class 1, 2 or 10 buildings - (Satellite Dishes) PDF (125.9 KB)	16/10/03
44	Bayview Estate - Possible Aggressive Soils PDF (93.6 KB)	04/03/03
35	Plumbing & Drainage Status Report PDF (94.6 KB) Attachment: Plumbing & Drainage Status Report form PDF (68.2 KB)	04/09/00
34	Self Certifying Plumber & Drainers Responsibility for the Disconnection or Alterations of Property Drains Connected to PAWA's Main PDF (105.2 KB)	13/10/00
6	Lattice Works - Permit to Build PDF (78.6 KB)	22/08/94
5	Introduction Dates Impacting on the Process of Building Control from 28/7/1983 to 2/5/1994 PDF (68.2 KB) Attachment 1: Introduction Dates Impacting on Building Control PDF (55.1 KB) Attachment 2: Introduction Dates PDF (42.6 KB)	22/08/94

Historical

Below is a list of historical building notes.

Number	Subject	Date signed
68	BCA Energy Efficiency Provisions PDF (476.7 KB) Superseded by building note 113	05/05/10
104	Removal of Work Health Authority as reporting authority PDF (1.1 MB)	30/10/15
102	Repeal of highways control building area PDF (1.5 MB)	17/09/15
99	Stair Tread Requirements in Class 1 Building PDF (748.0 KB)	08/08/14
98	Disability Access Decisions PDF (2.6 MB)	02/01/14
92	Adoption of the Plumbing Code of Australia PDF (122.8 KB) - Volume 3 of the NCC	03/08/12
95	Heated Water Services Delivery Temperature PDF (910.3 KB)	29/05/13
91	Section 40 Certificates - Design and Construction PDF (674.7 KB) Superseded by building note 101	23/04/12
90	Relocation of existing houses PDF (6.5 MB) Superseded by building note 100	02/11/11
89	NatHERS software accreditation update PDF (770.8 KB)	11/10/11
88	Adoption of another NatHERS Rating Tool PDF (788.7 KB)	08/09/11
87	National Construction Code Series Commencement 1 May 2011 PDF (878.1 KB)	21/04/11
86	Disability Access to Premises Standards PDF (3.4 MB) - Administrative Matters	21/04/11
84	Disability Access to Premises Standards PDF (983.5 KB) - Section 51 of the Building Act	15/04/11
79	Corporations PDF (582.3 KB)	25/8/10
77	Building Legislation Amendment Act 2010 PDF (1007.4 KB)	25/8/10
69	Disability (Access to Premises - Buildings) Standards 2010 PDF (299.5 KB)	05/05/10
64	Cold Water Isolation Valves Concession for Replacement Roof Mounted Solar Hot Water Heaters PDF (78.2 KB)	28/11/07
62	Installation of Overflow Relief Gullies (ORGs) PDF (75.7 KB)	28/11/07
60	Transitional Regulations Related to Building Regulation 15A (Inspections) PDF (167.5 KB)	07/02/07
55	Amendments to BCA2006 PDF (120.8 KB)	15/05/06
54	Building Advisory Committee Building Policies PDF (57.5 KB)	29/06/05
51	Plumbing product certification and compliance PDF (81.7 KB)	04/05/05
50	Extended Shading Projections to Glazing for NT Climate Zones PDF (85.3 KB)	21/09/04
42	BCA Energy Efficiency Plumbing Measures PDF (115.9 KB)	23/12/02
41	BCA Energy Efficiency Provisions PDF (128.6 KB)	23/12/02
40	Advice on the Use of Loading Standards - BCA Amendment No.12 PDF (129.5 KB)	14/11/02
37	Intended Mandatory Requirement for Windows to Comply With AS2047 Windows in Buildings PDF (37.1 KB)	07/12/00
36	Policy for Minor Roof Attachments for Class 1 Buildings in Cyclonic Areas PDF (59.0 KB)	02/11/00
33	Declaration of a Building Area - Lake Bennett Locality PDF (99.3 KB) Attachment: Revocation of Declaration and Declaration of Application of Parts 4 to 13 to Lake Bennett Locality PDF (117.4 KB)	24/08/00
31	Update On Bldg Note 30 - Referencing of AS2047 Windows & AS1288 Glazing & Windows PDF (131.7 KB)	08/06/00
30	Glazing & Window Standards PDF (132.7 KB)- Glazing & Window Standards PDF (585.1 KB) Attachment: Proprietary Item - Windows and Doors Manufactures Certification PDF (69.4 KB)	16/11/99
29	Signatures on Permit Documentation PDF (124.0 KB)	28/10/99
28	AS2047 Building Window & Door Certification-1 PDF (127.5 KB)-AS2047 Building Window & Door Certification-2 PDF (53.2 KB) Attachment: Proprietary Item - Windows and Doors Manufactures Certification PDF (37.1 KB)	01/07/99
26	Amendments to Building Regulations On-Site Sewage Disposal Systems PDF (122.1 KB) The Northern Territory Government Gazette No. G44 PDF (114.9 KB)	12/11/98
25	Performance Approval Documentation to be provided to Director PDF (122.0 KB)	07/04/98
23	Satellite Dishes PDF (119.0 KB)	03/02/98
22	Brick Veneer Design and Construction PDF (131.6 KB)	03/02/98
19	Protection of Buildings From Termite Attack PDF (105.3 KB)	12/05/97
17	Introduction of New Shade Structure Policy PDF (98.2 KB) Attachment: BAC Policy 2005/1 PDF (211.1 KB) - Shade Structure Concessions	20/11/96
16	Declaration of a Building Area PDF (123.3 KB) Attachment: Interim Development Control Order-1 PDF (298.6 KB) Attachment: Interim Development Control Order-2 PDF (265.1 KB)	12/11/96
13	Standard format for Glazing Certification - superseded 1/7/99 Refer to Bldg Note 28 PDF (60.6 KB) Attachment: Proprietary Item - Window and Manufacturer's Certification Design PDF (137.1 KB) Attachment: Proprietary Item - Window and Manufacturer Certification Design PDF (20.8 KB) Attachment: Door & Window Design Pressure (KPA) PDF (1018.0 KB)	25/09/95
12	Amendment to AS3500.4 - Hot Water Supply Systems PDF (89.0 KB)	07/03/95
11	AS2419.1 - Measurement of Hose Reach From External Hydrant PDF (78.7 KB)	28/02/95
10	AS2057 installation of Horizontal Chemical Soil Barriers (Part B) PDF (84.4 KB)	28/10/94
8	AS1288 - Reglazing of Existing Windows Openings - Deleted 1/7/99 Refer to Bldg Note 28 PDF (89.0 KB)	22/08/94
7	Building Regulations 1993 - Part 10 Areas Subject to Flooding - Cullen Bay PDF (68.9 KB) Attachment: Flood Levels in Cullen Bay PDF (47.4 KB)	22/08/94
4	Mandatory Insurance for Domestic Building Works - Home Building Certification Fund PDF (249.2 KB)	22/08/94
3	Building Code of Australia - Part E1.2 Fire Mains & Water Supply Services PDF (123.8 KB)	03/12/93

Contact

If you have any questions, contact the Building Advisory Services unit.

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