List of amendments—NCC 2019—Volume One

NCC 2019 Volume One

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Building Classification

Classification

List of amendments—NCC 2019—Volume One

This set of notes has been prepared by the Australian Building Codes Board to assist NCC users in identifying changes incorporated in the 2019 edition of Volume One.

The notes provide a description of major changes made from the previous edition of Volume One. If additional information is required to assist in understanding, interpreting or applying the provisions of the 2019 edition of Volume One, reference should be made to the Guide to Volume One.

While the Australian Building Codes Board has attempted to include all major changes made from the previous edition of Volume One, the Board does not give any warranty nor accept any liability in relation to the contents of this list of amendments.

General

Reference	Changes and Commentary
Throughout	Performance Requirements have been provided with headings as a part of the initiative to improve the readability of the NCC.
Throughout	Verification Methods have been provided with headings as a part of the initiative to improve the readability of the NCC.
Throughout	The structure of tables has been revised to improve accessibility in accordance with obligations of the Web Content Accessibility Guidelines (WCAG).

Introduction to the NCC

Reference	Changes and Commentary
Introduction to the NCC	The introduction to the NCC has been revised as a part of the initiative to improve the readability of the NCC.

Section A—Governing requirements

Reference	Changes and Commentary
Section A	The General Provisions have been replaced with Section A, the Governing Requirements of the NCC, as part of the initiative to improve the readability of the NCC. A1.1 Definitions and Specification A1.3 Documents Adopted by Reference have been removed and replaced with Schedules 3 and 4 respectively. The other specifications of Section A have been relocated.

Section B—Structure

Reference	Changes and Commentary
BV1	Verification Method BV1 has been amended to reflect the outcome of technical review. BV1 is a means of verifying the reliability of a structural component.

Section C—Fire resistance

Reference	Changes and Commentary
CV4	A new Verification Method, the Fire Safety Verification Method, has been inserted as an option to verify compliance with Performance Requirements CP1, CP2, CP3, CP4, CP5, CP6, CP7, CP8 and CP9.
C1.9(d)	Amended to include termite management systems and thermal breaks associated with glazing systems among components that are permitted to be combustible.
C1.9(e)	Amended to include certain sarking materials among materials that may be used wherever a non-combustible material is required.
C1.10(c)(v)	Amended to include timber-faced hollow-core doors.
C1.13	Amended to permit the concession for fire-protected timber to apply to all building classifications. Similar amendments have been made to Clause 3.1(d) and Clause 4.1(e) of Specification C1.1.
C2.12(a)(v)	The parameters for which batteries require separation have been amended.
C3.15(a)	Amended to permit use of reports where the tested system differs from the subject system in accordance with AS 4072.1. Also, a new sub-clause has been inserted to clarify that tests must be reported in accordance with Clause 2 of Schedule 5.
Spec C1.8, 5(b)	Amended to permit the use of timber species other than those specified by ASTM E72-15.
Spec C1.13, Table 1	Amended to include cavity barrier requirements for higher FRLs as a consequence of the concession for fire-protected timber applying to all building classifications.
Spec C2.5 Clause 4	'Zone smoke control system' has been replaced with 'zone pressurisation system' to clarify the types of doorways this Clause applies to.

Section D—Access and egress

Reference	Changes and Commentary
DV2	A new Verification Method has been inserted as an option to verify compliance with Performance Requirements DP1, DP2, DP6, EP3.4 and/or FP2.1 (as applicable). DV2 is a means for verifying access for people with a disability.
DV3	A new Verification Method has been inserted as an option to verify compliance in part with Performance Requirement DP2. DV3 is a means for verifying the design of a ramp for people with a disability.
DV4	A new Verification Method, the Fire Safety Verification Method, has been inserted as an option to verify compliance with Performance Requirements DP4, DP5, DP6 and DP7.
D1.3(b)(iii)(B)(bb)	Amended to include Type C construction.
D1.15(e)	Amended to clarify that the maximum distance between required alternative exits must be measured through the point at which travel in different directions is available as determined under D1.4.
D2.21(a)(iii)	A new provision has been included to require push button devices provided under D2.21(a)(ii) to be installed in a certain location with accompanying identifying signage.
D2.21(b)(iv)	Amended to clarify that a door that automatically unlocks must be readily openable.
D3.5(d)	To clarify the intent, 'need not be designated' has been replaced with 'need not be identified with signage' in respect of identification of accessible carparking spaces.
D3.6(a)(i)(A)	The concession to not provide sanitary facility signage has been extended to also apply to sole-occupancy units in Class 9c buildings. The reference to a sole-occupancy unit in a Class 1b building has been corrected to refer to a bedroom instead.
D3.6(g)	A new provision has been included to require signage at sanitary facilities to indicate the location of the nearest accessible adult change facility.
D3.9(b)(iii)	The sub-clause requiring cinema wheelchair seating spaces to be representative of the seating provided has been removed because the representative nature of wheelchair seating spaces is covered in Table D3.9.
D3.10(b)(ii)	Specification D3.10 specifies the gradient for zero depth entry for a swimming pool, therefore the reference to a maximum gradient in D3.10(b)(ii) has been deleted to remove duplication.
Spec D3.6, 3(b)	'Sentence case' has been corrected to 'title case' when referring to the format to be used for tactile characters on Braille and tactile signs.

Section E—Services and equipment

Reference	Changes and Commentary
EV1.1	A new Verification Method, the Fire Safety Verification Method, has been inserted as an option to verify compliance with Performance Requirements EP1.1, EP1.2, EP1.3, EP1.4 and EP1.6.
E1.3(a)(ii)	Amended to quantify where a fire brigade is available to attend a building fire.
E1.3(b)(i)(B)	A new provision has been included to remove the requirement for fire hydrant booster protection for sprinkler protected buildings.
E1.3(b)(i)(C)	A new provision has been included to permit alternative protection measures for fire hydrant boosters located between 3.5 m and 10 m from the building it protects.
E1.4(a)(i)	Amended to include Class 5 buildings among those that do not require fire hose reels.
Table E1.5	A new item has been inserted requiring sprinkler protection for Class 2 and 3 buildings and Class 4 parts of a building with a rise in storeys of 4 or more and an effective height not more than 25 m. Specification E1.5 has also been amended to specify requirements and concessions for these buildings.
Table E1.5	Amended to refer to a new defined term 'residential care building' so that sprinkler protection is required for Class 3 buildings with residents who require assistance, such as children and people with a disability, as well as the aged.
E1.6(a)(ii)	Amended to require portable fire extinguishers for certain Class 5 buildings on account of amendments to E1.4(a)(i).
Spec E1.5, 2	Amended to include reference to FPAA101D and FPAA101H as sprinkler system standards appropriate for Class 2 and 3 buildings not more than 25 m effective height with a rise in storeys of 4 or more.
Spec E1.5, 10	Amended to specify location for valves for sprinklers in spaces containing lift equipment, and require anti-tamper monitoring devices.
Spec E1.5, 12	Amended to refer to a new defined term 'residential care building' so that sprinkler protection is required for Class 3 buildings with residents who require assistance, such as children and people with a disability, as well as the aged
Spec E1.5, 13	Amended to remove the requirement for a dry-pipe system for lift installations and specify other requirements instead.
Spec E1.5a	A new Specification has been included to outline sprinkler requirements and associated concessions for Class 2 and 3 buildings not more than 25 m effective height with a rise in storeys of 4 or more.
EV2.1	A new Verification Method, the Fire Safety Verification Method, has been inserted as an option to verify compliance with Performance Requirements EP2.1 and EP2.2.
E2.2(d)	The term 'zone smoke control' has been replaced with 'zone pressurisation' to maintain consistency with AS 1668.1. This amendment has occurred throughout Part E2.
Table E2.2(a)	Under 'Fire-isolated exits' a new sub-clause, (a)(vi), has been inserted to require pressurisation, or open access ramps or balconies to certain Class 3 buildings with residents who require assistance, such as children, people with a disability and the aged.
Table E2.2(a)	Amendment has been made throughout to clarify that zone pressurisation applies to vertically separated compartments only.
Spec E2.2a	Specification E2.2a has been restructured and amended to simplify provisions and improve usability. Clarity has been provided regarding concessions for smoke alarms and detectors where a building is protected with a sprinkler system complying with Specification E1. Cross references in Table E2.2(a) have been amended to reflect these amendments.
Spec E2.2a, 4(a)(i)(A)	The exclusion of AS 1670.1 Clause 3.26(f) has been removed to reflect changes in the new edition of AS 1670.1 (2015). The revised standard indicates heat detectors are not required in areas that are sprinkler protected.
Spec E2.2b, 2(b)	Amended to include consideration of fire load when determining smoke exhaust rates.
Spec E2.2d	A new specification has been included to accompany automatic fire sprinkler system requirements for residential buildings.
EV3.1	A new Verification Method, the Fire Safety Verification Method, has been inserted as an option to verify compliance with Performance Requirement EP3.2.
EV3.2	A new Verification Method has been inserted as an option to verify compliance with EP3.3. EV3.1 is a means for verifying the alerting of occupants as to the use of lifts during an emergency.
Table E3.6	Amended to prevent the use of low-rise, low-speed constant pressure lifts in high traffic public use areas.
EV4.2	A new Verification Method, the Fire Safety Verification Method, has been inserted as an option to verify compliance with Performance Requirements EP4.1, EP4.2 and EP4.3.
E4.9	'Sound systems and intercom systems for emergency purposes' has been amended to 'Emergency warning and intercom systems' to reflect terminology in AS 1670.4.
E4.9(b)	Amended to limit application in schools for emergency warning and intercom systems to primary and secondary schools only.

Section F—Health and amenity

Reference	Changes and Commentary
Part F	The cross-volume consideration explanatory information has been updated to reflect amendments to Volume Three.
FV1.2	A new Verification Method has been inserted as an option to verify compliance with Performance Requirement FP1.6. FV1.2 is a means for verifying the prevention of overflow in a bathroom, laundry or the like from entering a space in the storey below.
Table F1.7	The requirement for the wall / floor junction for laundries and WCs has been changed from waterproof to water resistant.
F1.12(e)(iii)	Durability requirements for in-ground subfloor timber framing have been inserted.
FV2.1	A new Verification Method has been inserted as an option to verify compliance with Performance Requirement FP2.1. FV2.1 is a means for verifying the adequate number and location of sanitary facilities.
Part F2	The term 'sanitary towels' has been replaced with 'sanitary products'.
F2.1	(Previously Table F2.1, Class 2). The requirement to provide sanitary facilities for employees when a Class 2 building or group of Class 2 buildings contains more than 10 sole-occupancy units has been removed.
F2.9	A new cause has been inserted to require the provision of specific accessible adult change facilities in certain Class 6 and 9b buildings.
Spec F2.9	A new specification has been included to accompany the requirements of F2.9.
FV3.1	A new Verification Method, FV3.1, has been inserted as an option to verify compliance with Performance Requirement FP2.1. FV3.1 is a means for verifying the provision of sufficient height for a room or space.
F3.1(f)	Amended to require 2.4 m room height for a required accessible adult change facility.
FP4.1	Performance Requirement FP4.1 has been amended to quantify that openings providing natural light must achieve an average daylight factor of not less than 2%. Also, an application box has been provided specifying the Classifications that the Performance Requirement is applicable to.
FP4.2	Performance Requirement FP4.2 has been amended to quantify that artificial lighting must provide illuminance of at least 20 lux.
FV4.3	A new Verification Method has been inserted as an option to verify compliance with FP4.1. FV4.3 is a means for verifying the suitable provision of natural light.
FV5.3	A new Verification Method has been inserted as an option to verify compliance with Performance Requirements FP5.4 and FP5.6. FV5.3 is a means for verifying appropriate avoidance of transmission of airborne and impact generated sound through floors in Class 9c buildings.
FV5.4	A new Verification Method has been inserted as an option to verify compliance with Performance Requirements FP5.5(a) and FP5.6. FV5.4 is a means for verifying appropriate avoidance of transmission of airborne and impact generated sound through walls in Class 9c buildings.
FP6.1	A new Performance Requirement, FP1.6, has been inserted. FP1.6 contains requirements for the management of risks associated with water vapour and condensation.
FV6	A new Verification Method has been inserted as an option to verify compliance with Performance Requirement FP6.1. FV6 is a means for verifying appropriate management of risks associated with water vapour and condensation.
Part F6	New provisions have been included for water vapour and condensation management, including provisions for the installation of water control membranes, the discharge of exhaust systems and the ventilation of roof spaces. This has occurred to minimise the impacts of risks associated with water vapour and condensation.

Section G—Ancillary provisions

Reference	Changes and Commentary
GV2	A new Verification Method has been inserted as an option to verify compliance with Performance Requirements GP2.1(a) and GP2.1(b). GV2 is a means for verifying the robustness of combustion appliances.
Spec G3.8	Reference to 'heat collector plates' has been removed from Clauses 2.3(b) and 2.4.1. In Clause 5 'sound system and intercom system' has been amended to 'emergency warning and intercom system' to reflect terminology in AS 1670.4.
G4.3	Requirements for external doors in alpine areas have been clarified, and the option of using a sliding door has been included.
G4.5	Amended to include requirements for all external trafficable structures that serve a building to maintain usability in snow conditions.
G4.6	Minimum distances for clear space around buildings have been amended.
GV5	A new Verification Method has been inserted as an option to verify compliance with Performance Requirements GP5.1. GV5 is a means for verifying the probability of fire initiation within a building exposed to bushfire.
Part G6	A new Part has been inserted containing provisions for buildings with occupiable outdoor areas.

Section H—Special use buildings

Reference	Changes and Commentary
H3.9(a)(ii)	Amended to quantify where a fire brigade is available to attend a building fire.
H3.15	Amendments have been made as a consequence of the deletion of the defined term 'non-illuminated exit sign.'

Section J—Energy efficiency

Reference	Changes and Commentary
Section J	A transition period has been applied to Section J.
JP1	Amended and now contains a quantified level of performance for buildings with a conditioned space.
JP3	Performance Requirement JP3 has been deleted.
JV1	A new Verification Method has been inserted as an option for Class 5 buildings to demonstrate compliance with Performance Requirement JP1. JV1 is a means of verifying the energy efficiency of office buildings by way of NABERS.
JV2	A new Verification Method has been inserted as an option for Class 3, 5, 6, 7, 8 and 9 buildings to demonstrate compliance with Performance Requirement JP1. JV2 is a means of verifying the energy efficiency of office buildings by way of Green Star.
JV3	Amended to replace measurement of energy consumption with measurement of annual greenhouse gas emissions. Modelling parameters and profiles have been relocated to new specifications.
JV4	A new Verification Method has been inserted as an option for certain buildings to demonstrate compliance with Performance Requirement JP1 for building sealing. JV4 is a means of verifying the sealing of buildings by air leakage testing.
Spec JVa	A new specification has been inserted to set out requirements for Verification Methods JV1, JV2 and JV3.
Spec JVb	A new specification has been inserted to set out modelling parameters for Verification Methods JV2 and JV3.
Spec JVc	Specification JV has been amended and contains modelling profiles for Verification Methods JV2 and JV3.
J0.2(a)	Amended to clarify that star ratings must include separate heating and cooling loads.
J0.2(d)	The sub-clause, as it appeared in NCC 2016, has been deleted and J0.2 has been re-numbered accordingly.
J0.4	A new provision has been included to require thermal breaks for certain roofs.
J0.5	A new provision has been included to require thermal breaks for certain walls.
J1.2(e)	A new sub-clause has been inserted to specify how Total R-Value must be determined.
J1.3	Insulation and solar absorptance requirements have been simplified.
J1.4	Amendments have been made to improve the performance of roof lights and simplify the provisions.
J1.5	The glazing provisions of Part J2 have been incorporated into J1.5. A minimum Total U-Value and SHGC must be achieved for the whole façade instead of separate targets for glazing and walls. Minimum Total R-Values have also been specified for walls.
J1.6	Amendments have been made to improve the performance of floors and simplify the provisions.
Part J2	Deleted on account of new provisions for the determination of glazing performance.
J3.3	Amended to improve the performance of roof lights.
J3.4	Amended to improve the performance of building sealing.
J3.5	Amended to improve the performance of sealing of mechanical exhaust systems.
J3.6	Amended to improve the performance of building sealing.
J3.7	Amended to extend the requirement of sealing evaporative coolers.
J5.2	Additional requirements for the control of air-conditioning systems have been included.
J5.2(a)(iii)	The requirement for an economy cycle has been limited to larger air-conditioning systems in cooler climate zones.
J5.2(a)(v)	The requirement for variable speed control has been limited to larger fan systems.
J5.3	Amended to extend the requirements for energy reclaiming systems and demand control, and incorporate the requirements for miscellaneous exhaust systems and time switches from J5.4 and Specification J6.
J5.4	A new provision has been inserted to group and increase the stringency for the requirements for fan systems.
J5.5	Requirements for ductwork insulation have been relocated from Specification J5.2b to a new provision, J5.5.
J5.6	Requirements for ductwork sealing have been relocated from Specification J5.2b to a new provision, J5.6.
J5.7	A new provision has been inserted to group and improve requirements for air-conditioning pumps.
J5.8	Requirements for pipework insulation have been relocated from Specification J5.2d to a new provision, J5.8. The minimum R-Values have also been increased.
J5.9	Requirements for space heating have been relocated from Specification J5.2e to a new provision, J5.9. The gross thermal efficiency for gas water heaters (boilers) has also been increased.
J5.10	Requirements for chillers have been relocated from Specification J5.2d to a new provision, J5.10. The requirements have been made more stringent.
J5.11	Requirements for packaged air-conditioning equipment have been relocated from Specification J5.2e to a new provision, J5.11. The requirements have been made more stringent.
J5.12	Requirements for heat rejection equipment have been relocated from Specification J5.2a to a new provision, J5.12. The methodology for calculating fan motor input power has been aligned to the provisions for fan systems in J5.4.
Table J6.2a	Maximum illumination power density figures have been reduced.
Table J6.2b	Illumination power density adjustment factors have been adjusted.
J6.3(f)	A new sub-clause has been inserted to require control of artificial lighting in fire-isolated stairways, passageways and ramps by motion detector.
J6.3(g)	A new sub-clause has been inserted to require sensor control for certain circulation spaces adjacent to windows.
J6.3(h)	A new sub-clause has been inserted to require motion sensor control for carpark entry zones.
J6.3(j)	Concessions for lighting control have been extended to plant rooms, lift motor rooms and workshops where power tools are used.
J6.7	A new provision has been inserted for the energy efficiency of lifts.
J6.8	A new provision has been inserted for the energy efficiency of escalators and moving walkways.
J7.3(a)(iii)	Geothermal heating has been included as a permitted heating source for swimming pools.
J7.3(a)(iv)	Efficiency requirements have been introduced for gas heating for pools.
J7.3(b)(i)	A minimum R-Value for pool covers has been introduced.
J7.3(d)	Time switch requirements have been re-located from Specification J6 to J7.3.
J7.3(e)	Insulation requirements have been inserted for pipework for heated pools.
J7.4(a)(iii)	Geothermal heating has been included as a permitted heating source for swimming pools.
J7.4(a)(iv)	Efficiency requirements have been introduced for gas heating for pools.
J7.4(b)(i)	A minimum R-Value for spa covers has been introduced.
J7.4(d)	Time switch requirements have been re-located from Specification J6 to J7.4.
J7.4(e)	Insulation requirements have been inserted for pipework for heated spas.
J8.3	Amended to clarify that an energy meter must be used to record energy use, and that time-of-use data must be collected.
J8.3(c)	A new provision has been inserted to require certain separate energy meters to be linked to a single interface.
Spec J1.3	Deleted on account of new provisions for the determination of R-Values.
Spec J1.5	Deleted on account of new provisions for the determination of R-Values.
Spec J1.5a	A new specification has been inserted to provide the means for calculating U-Value and solar admittance for wall-glazing construction.
Spec J1.5b	A new specification has been inserted to provide the means of determining the thermal performance of a spandrel panel.
Spec J1.6	Specification J1.6, as it appeared in NCC 2016, has been deleted on account of new provisions for the determination of R-Values.
Spec J1.6	A new specification has been inserted to describe the thermal performance of sub-floor spaces.
Spec J5.2a	Deleted on account of relocation of requirements.
Spec J5.2b	Deleted on account of relocation of requirements.
Spec J5.2c	Deleted on account of relocation of requirements.
Spec J5.2d	Deleted on account of relocation of requirements.
Spec J5.2e	Deleted on account of relocation of requirements.
Spec J6	The timing requirements for lighting and power control devices have been amended.

Schedule 2—Abbreviations and symbols

Reference	Changes and Commentary
Schedule 2	Schedule 2 has been inserted as part of the initiative to improve the readability of the NCC. Schedule 2 replaces Abbreviations and Symbols and includes all abbreviations and symbols used throughout the NCC.
Abbreviations	Alternating Current (AC) has been added.
Abbreviations	Australian Institute of Steel Construction (AISC) has been deleted.
Abbreviations	Australian Local Government Association (ALGA) has been deleted.
Abbreviations	Available safe egress time (ASET) has been added.
Abbreviations	Building Codes Committee (BCC) has been deleted.
Abbreviations	Fire blocks evacuation route (BE) has been added.
Abbreviations	Correlated Colour Temperature (CCT) has been added.
Abbreviations	Challenging fire (CF) has been added.
Abbreviations	Critical Heat Flux (CHF) has been added.
Abbreviations	Critical Radiant Flux (CRF) has been added.
Abbreviations	Colour Rendition Index (CRI) has been added.
Abbreviations	Fire starts in a concealed space (CS) has been added.
Abbreviations	Direct Current (DC) has been added.
Abbreviations	Fractional Effective Dose (FED) has been added.
Abbreviations	Fire brigade intervention (FI) has been added.
Abbreviations	Heat Release Rate (HRR) has been added.
Abbreviations	Horizontal fire spread (HS) has been added.
Abbreviations	Rapid fire spread involving internal surface linings (IS) has been added.
Abbreviations	Light-Emitting Diode (LED) has been added.
Abbreviations	National Australian Built Environment Rating System (NABERS) has been added.
Abbreviations	Nationwide House Energy Rating Scheme (NatHERS) has been added.
Abbreviations	Performance-based design brief (PBDB) has been added.
Abbreviations	Predicted Mean Vote (PMV) has been added.
Abbreviations	Robustness check (RC) has been added.
Abbreviations	Required safe egress time (RSET) has been added.
Abbreviations	Smouldering fire (SF) has been added.
Abbreviations	Structural stability and other property (SS) has been added.
Abbreviations	Unexpected catastrophic failure (UF) has been added.
Abbreviations	Fire in normally unoccupied room threatening occupants of other rooms (UT) has been added.
Abbreviations	Vertical fire spread involving external cladding or external openings (VS) has been added.
Symbols	° has been added.
Symbols	km has been added.
Symbols	m².K/W has been added.
Symbols	m³/hour has been added.
Symbols	Pa/m has been added.
Symbols	V has been added.
Symbols	W_r/W_{input power} has been added.
Symbols	W/kW_rej has been added.

Schedule 3—Defined terms

Reference	Changes and Commentary
Schedule 3	The definitions, previously contained in Part A1, have been relocated to Schedule 3 as part of the initiative to improve the readability of the NCC. Schedule 3 includes all defined terms used throughout all volumes of the NCC.
Activity support level	A new defined term has been inserted as a consequence of including a Verification Method for sufficient height.
Activity traits	A new defined term has been inserted as a consequence of including a Verification Method for sufficient height.
Alarm zone	A new defined term has been inserted as a consequence of including Specification E2.2d.
Annual energy consumption	The defined term has been deleted as a consequence of including the new defined term 'annual greenhouse gas emissions'.
Annual greenhouse gas emissions	A new defined term has been inserted to replace 'annual energy consumption'. Annual greenhouse gas emissions account for the theoretical amount of greenhouse gas emissions attributable to the energy used by building services.
Appropriate Authority	A new defined term has been inserted as a consequence of including Schedule 7.
Atrium	Amended to replace the concept of 'wholly or substantially' with 'greater than 50%'.
Available safe egress time (ASET)	A new defined term has been inserted as a consequence of including Schedule 7.
Average daylight factor	A new defined term has been inserted as a consequence of including a Verification Method for sufficient natural light.
Battery system	A new defined term has been inserted as a consequence of amendments to C2.12.
Burnout	A new defined term has been inserted as a consequence of including Schedule 7.
Characteristic	A new defined term has been inserted as a consequence of including a Verification Method for access.
Condensation	A new defined term has been inserted as a consequence of including new provisions for condensation management.
Critical radiant flux	The defined term for critical radiant flux has been amended to include abbreviation and unit.
Design fire	A new defined term has been inserted as a consequence of including Schedule 7.
Design scenario	A new defined term has been inserted as a consequence of including Schedule 7.
Display glazing	A new defined term has been inserted as a consequence of amendments to Section J.
Extra-low voltage	A new defined term has been inserted as a consequence of including Specification E2.2d.
Fire brigade station	A new defined term has been inserted to clarify when a building is required to have fire hydrants.
Fire growth	A new defined term has been inserted as a consequence of including Schedule 7.
Fire safety engineering	A new defined term has been inserted as a consequence of including Schedule 7.
Fixed wired	A new defined term has been inserted as a consequence of including Specification E2.2d.
Fractional effective dose (FED)	A new defined term has been inserted as a consequence of including Schedule 7.
Fully developed fire	A new defined term has been inserted as a consequence of including Schedule 7.
Green Star	A new defined term has been inserted. Green Star is a building sustainability rating scheme managed by the Green Building Council of Australia.
Heat release	A new defined term has been inserted as a consequence of including Schedule 7.
Heat release rate (HRR)	A new defined term has been inserted as a consequence of including Schedule 7.
Hours of operation	A new defined term has been inserted as a consequence of amendments to Section J.
House energy rating software	A new defined term has been inserted as a consequence of amendments to Section J.
Interstitial condensation	A new defined term has been inserted as a consequence of including new provisions for condensation management.
Light source efficacy	The defined term has been deleted as a consequence of amendments to Part J6.
Low voltage	A new defined term has been inserted as a consequence of including Specification E2.2d.
Massive timber	The defined term has been amended to allow the use of physically laminated timber.
MEPS	A new defined term has been inserted as a consequence of amendments to Section J.
Mould	A new defined term has been inserted as a consequence of including new provisions for condensation management.
NABERS Energy for Offices	A new defined term has been inserted. NABERS Energy for Offices is National Australian Built Environment Rating System for office energy efficiency.
Occupant traits	A new defined term has been inserted as a consequence of including a Verification Method for sufficient height.
Occupiable outdoor area	A new defined term has been inserted as a consequence of including new provisions for occupiable outdoor areas.
Performance-based design brief (PBDB)	A new defined term has been inserted as a consequence of including Schedule 7.
Pliable building membrane	A new defined term has been inserted as a consequence of including provisions for condensation management.
Predicted Mean Vote (PMV)	A new defined term has been inserted as a consequence of amendments to Section J.
Professional engineer	The defined term has been amended to reflect current names for the Institution of Engineers Australia and the National Engineering Register.
Rapid roller door	A new defined term has been inserted as a consequence of amendments to Section J.
Reference building	The defined term has been amended as a consequence of amendments to Section J.
Regulated energy	A new defined term has been inserted as a consequence of amendments to Section J.
Required safe egress time (RSET)	A new defined term has been inserted as a consequence of including Schedule 7.
Residential care building	A new defined term has been inserted as a consequence of introducing requirements for certain Class 3 buildings with residents who require assistance, such as children, people with a disability and the aged.
Separating element	A new defined term has been inserted as a consequence of including Schedule 7.
Solar admittance	A new defined term has been inserted as a consequence of amendments to Section J.
Spandrel panel	A new defined term has been inserted as a consequence of amendments to Section J.
Sprinkler alarm switch	A new defined term has been inserted as a consequence of including Specification E2.2d.
Thermal comfort level	A new defined term has been inserted as a consequence of amendments to Section J.
Total R-Value	The defined term has been amended to include its unit and consideration of thermal bridging.
Total System Solar Heat Gain Coefficient (SHGC)	The defined term has been amended as a consequence of amendments to Section J.
Total System U-Value	The defined term has been amended as a consequence of amendments to Section J.
Vapour pressure	A new defined term has been inserted as a consequence of including new provisions for condensation management.
Visibility	A new defined term has been inserted as a consequence of including Schedule 7.
Voltage	A new defined term has been inserted as a consequence of including Specification E2.2d.
Wall-glazing construction	A new defined term has been inserted as a consequence of amendments to Section J.
Water control layer	A new defined term has been inserted as a consequence of including new provisions for condensation management.
Water sensitive materials	A new defined term has been inserted as a consequence of including new provisions for condensation management.
Yield	A new defined term has been inserted as a consequence of including Schedule 7.

Schedule 4—Documents adopted by reference

Reference	Changes and Commentary
AS/NZS ISO 717.1	The 2004 edition of AS/NZS ISO 717 Part 1 'Acoustics — Rating of sound insulation in buildings and of building elements — Airborne sound insulation' has been referenced. A note has been included to outline transitional arrangements.
AS/NZS 1170.2	Amdts 4 and 5 of the 2011 edition of AS/NZS 1170 Part 2 'Structural design actions — Wind actions' have been referenced.
AS/NZS 1170.3	Amdt 2 of the 2003 edition of AS/NZS 1170 Part 3 'Structural design actions — Snow and ice actions' has been referenced.
AS 1170.4	Amdt 2 of the 2007 edition of AS 1170 Part 4 'Structural design actions — Earthquake actions in Australia' has been referenced.
AS/NZS 1276.1	The 1999 edition of AS/NZS 1276 Part 1 'Acoustics — Rating of sound insulation in buildings and of building elements — Airborne sound insulation' has been deleted. A note has been included to outline transitional arrangements.
AS 1288	Amdts 2 and 3 of the 2006 edition of AS 1288 'Glass in buildings — Selection and installation' have been referenced.
AS 1428.1	Amdt 2 of the 2009 edition of AS 1428 Part 1 'Design for access and mobility — General requirements for access — New building work' has been referenced.
AS 1530	The note to AS 1530 permitting use of reports relating to tests carried out under earlier editions of AS 1530 Parts 1, 2 and 4 has been amended to include an expiry date of 1 May 2022.
AS 1562.1	The 2018 edition of AS 1562 Part 1 'Design and installation of sheet roof and wall cladding — Metal' has been referenced. A note provides a transition period for tests carried out based on the 1992 edition of AS 1562 Part 1 meaning that tests carried out previously under the 1992 edition remain valid, however those carried out after the NCC 2019 reference date must be carried out using the 2018 edition.
AS 1657	The 2018 edition of AS 1657 'Fixed platforms, walkways, stairways and ladders — Design, construction and installation' has been referenced.
AS 1668.1	Amdt 1 of the 2015 edition of AS 1668 Part 1 'The use of ventilation and air-conditioning in buildings — Fire and smoke control in buildings' has been referenced. The title has been amended to reflect the re-named standard.
AS 1668.2	The title has been amended to reflect the re-named standard and Amdt 2 of AS 1668 Part 2 'The use of ventilation and air-conditioning in buildings — Mechanical ventilation in buildings' has been referenced.
AS 1670.1	The 2018 edition of AS 1670 Part 1 'Fire detection, warning, control and intercom systems — System design, installation and commissioning — Fire' has been referenced. A note has been included to outline transitional arrangements.
AS 1670.3	The 2018 edition of AS 1670 Part 3 'Fire detection, warning, control and intercom systems — System design, installation and commissioning — Fire alarm monitoring' has been referenced. A note has been included to outline transitional arrangements.
AS 1670.4	The 2018 edition of AS 1670 Part 4 'Fire detection, warning, control and intercom systems — System design, installation and commissioning — Emergency warning and intercom systems' has been referenced. The title has been amended to reflect the re-named standard. A note has been included to outline transitional arrangements.
AS 1905.1	Amdt 1 of the 2015 edition of AS 1905 Part 1 'Components for the protection of openings in fire-resistant walls — Fire-resistant doorsets' has been referenced.
AS 2047	Amdts 1 and 2 of the 2014 edition of AS 2047 'Windows and external glazed doors in buildings' have been referenced. A note has been included to outline transitional arrangements.
AS 2050	The 2018 edition of AS 2050 'Installation of roof tiles' has been referenced.
AS 2118.1	The 1999 edition of AS 2118 Part 1 'Automatic fire sprinkler system — General requirements' has been deleted.
AS 2293.1	The 2005 edition of AS 2293 Part 1 'Emergency escape lighting and exit signs — System design, installation and operation' has been deleted.
AS/NZS 2293.1	The 2018 edition of AS/NZS 2293 Part 1 'Emergency escape lighting and exit signs — System design, installation and operation' has been referenced.
AS 2293.3	The 2005 edition of AS 2293 Part 3 'Emergency escape luminaires and exit signs' has been deleted.
AS/NZS 2327	The 2017 edition of AS/NZS 2327 'Composite structures - Composite steel-concrete construction in buildings' has been referenced. AS 2327 Part 1 is no longer referenced.
AS/NZS 2918	The 2018 edition of AS/NZS 2918 'Domestic sold-fuel burning appliances — installation' has been referenced. A note has been included to outline transitional arrangements.
AS/NZS 3500.3	The 2018 edition of AS/NZS 3500 Part 3 'Plumbing and drainage — Stormwater drainage' has been referenced.
AS 3600	The 2018 edition of AS 3600 ' Concrete Structures' (incorporating amendment 1) has been referenced.
AS 3660.1	The 2000 edition of AS 3660 Part 1 'Termite management — New building work' has been deleted. Amdt 1 of the 2014 edition of AS 3660 Part 1 'Termite management — New building work' has been referenced.
AS 3700	The 2018 edition of AS 3700 'Masonry structures' has been referenced.
AS 3786	The 1993 edition of AS 3786 'Smoke alarms' has been deleted. Amdt 2 of the 2014 edition of AS 3786 'Smoke alarms using scattered light, transmitted light or ionization' has been referenced. A note has been added to enable reports relating to tests carried out under AS 3786 — 2014 Amdt 1 to remain valid but tests carried out after the NCC reference date must use AS 3786 — 2014 Amdt 1 and 2.
AS/NZS 3837	The 1998 edition of AS/NZS 3837 'Method of test for heat and smoke release rates for materials and products using an oxygen consumption calorimeter' has been deleted.
AS 3959	The 2018 edition of AS 3959 ' Construction of buildings in bushfire-prone areas' has been referenced.
AS 4072.1	The note to AS 4072 Part 1 permitting use of tests carried out under AS 1530.4 prior to 1 January 1995 has been amended to include an expiry date of 1 May 2022.
AS/NZS 4200.1	The 2017 edition of AS/NZS 4200 Part 1 'Pliable building membranes and underlays — Materials' has been referenced.
AS 4200.2	The 2017 edition of AS 4200 Part 2 'Pliable building membranes and underlays — Installation requirements' (incorporating amendment 1) has been referenced.
AS 4586	Amdt 1 of AS 4586 'Slip resistance classification of new pedestrian surface materials' has been referenced. A note has been included to outline transitional arrangements.
AS 4597	The 1999 edition of AS 4597 'Installation of roof slates and shingles (Noninterlocking type)' has been referenced.
AS/NZS 4600	The 2018 edition of AS/NZS 4600 'Cold-formed steel structures' has been referenced.
AS/NZS 4859.1	The 2018 edition of AS/NZS 4859 Part 1 'Thermal insulation materials for buildings — General criteria and technical provisions' has been referenced.
AS/NZS 4859.2	The 2018 edition of AS/NZS 4859 Part 2 'Thermal insulation materials for buildings — Design' has been referenced.
AS 5113	Amdt 1 of the 2016 edition of AS 5113 'Classification of external walls of buildings based on reaction-to-fire performance' has been referenced. The title has been amended to reflect the re-named standard.
AS 5146.1	Amdt 1 of the 2015 edition of AS 5146 Part 1 'Reinforced Autoclaved Aerated Concrete — Structures' has been referenced.
AS 5216	The 2018 edition of AS 5216 'Design of post-installed and cast-in fastenings for use in concrete' has been referenced. This replaces the 2015 edition of SA TS 101 'Design of post-installed and cast-in fastenings for use in concrete'.
AS/NZS 5637.1	The note to AS 5637 Part 1 'Determination of fire hazard properties — Wall and ceiling linings' has been deleted.
AS/NZS ISO 9972	The 2015 edition of AS/NZS ISO 9972 'Thermal performance of buildings — Determination of air permeability of buildings — Fan pressurization method' has been referenced.
ASTM D3018-90	Reference to ASTM D3018-90 'Class A asphalt shingles surfaced with mineral granules' has been deleted.
AIRAH-DA28 Appendix B	The 2011 edition of AIRAH-D28 'Building Management and Control Systems' has been referenced.
ANSI/ASHRAE Standard 55	The 2013 edition of ANSI/ASHRAE Standard 55 'Thermal environmental conditions for human occupancy' has been referenced.
ANSI/ASHRAE Standard 140	The 2007 edition of ANSI/ASHRAE Standard 140 'Standard method of test for the evaluation of building energy analysis computer programs' has been referenced.
ASTM E72-15	The 2015 edition of 'Standard Test Methods of Conducting Strength Tests of Panels for Building Construction' has been referenced.
ASTM E695-03	The 2003 edition of ASTM E695-03 'Standard Method for Measuring Relative Resistance of Wall, Floor and Roof Construction to Impact loading' has been referenced.
AHRI 550/590	Reference to the 2013 edition of AHRI 550/590 'Water chilling packages using the vapour compression cycle' has been deleted.
AHRI 551/591	The 2015 edition of AHRI 551/591 'Performance Rating of Water-Chilling and Heating Packages Using the Vapour Compression Cycle' has been referenced.
BS 7190	Reference to BS 7190 'Assessing thermal performance of low temperature hot water boilers using a test rig' has been deleted.
ABCB	Reference to 'Protocol for Building Energy Analysis Software Version 2006.1' has been deleted.
ABCB	Version 2011.2 of the ABCB 'Protocol for Structural Software' has been referenced.
ABCB	Version 2012.3 of the ABCB 'Standard for Construction of Buildings in Flood Hazard Areas' has been referenced.
CIBSE Guide A	The 2015 edition of CIBSE Guide A 'Environmental design' has been referenced.
European Union Commission Regulation 622/Annexx II, point 2	Point 2 of Annexx II of European Union Commission Regulation 622 'Eco-design requirements for glandless standalone circulators and glandless circulators integrated in products' has been referenced.
FPAA101D	The 2018 edition of FPAA101D 'Automatic Fire Sprinkler System Design and Installation - Domestic Water Supply' has been referenced.
FPAA101H	The 2018 edition of FPAA101H 'Automatic Fire Sprinkler System Design and Installation - Hydrant Water Supply' has been referenced.
ISO 25745-2	The 2012 edition of ISO 25745-2 'Energy performance of lifts, escalators and moving walks — Part 2: Energy calculation and classification for lifts (elevators)' has been referenced.
SA TS 101	The 2015 edition of SA TS 101 'Design of post-installed and cast-in fastenings for use in concrete' has been deleted. This has been replaced with reference to the 2018 edition of AS 5216 'Design of post-installed and cast-in fastenings for use in concrete'.

Schedule 7—Fire Safety Verification Method

Reference	Changes and Commentary
Schedule 7	A new Verification Method, the Fire Safety Verification Method, has been inserted as an option to verify compliance with Performance Requirements pertaining to fire safety. The Fire Safety Verification Method does not take effect until 1 May 2020.

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List of amendments—NCC 2019—Volume One