Section J Report & NCC Energy Efficiency Compliance
Practical Section J assessments and compliance reports for commercial, industrial and other NCC Volume One projects across Australia.
Greenticko works with architects, building designers, builders and project teams to identify the applicable NCC energy efficiency requirements and develop practical compliance solutions without unnecessary specification upgrades.
What Is a Section J Report?
A Section J report documents how a building design addresses the energy efficiency requirements of Section J in Volume One of the National Construction Code (NCC).
Depending on the building classification, project scope and applicable NCC edition, the assessment may consider the thermal performance of the building fabric, walls and glazing, building sealing, air-conditioning and ventilation, artificial lighting and power, heated water systems and energy monitoring requirements.
For many projects, compliance can be demonstrated using the NCC Deemed-to-Satisfy (DtS) provisions. Where a design requires greater flexibility, a Performance Solution such as JV3/J1V3 may be considered.
Not sure which compliance pathway your project needs?
Send us your architectural drawings and available project information. We can review the design and help identify an appropriate Section J compliance pathway.
Early review can help identify potential compliance issues before documentation is finalised.
When Is a Section J Report Required?
Section J is commonly relevant to new commercial, industrial and public buildings, and may also apply to alterations, additions, refurbishments and changes of use.
The exact requirements depend on the building classification, project scope, location, approval pathway and the NCC edition adopted by the relevant state or territory.
Class 3
Hotels, motels and certain residential accommodation buildings.
Class 5
Office buildings and professional or commercial workplaces.
Class 6
Shops, cafés, restaurants and other retail buildings.
Class 7
Carparks, warehouses and storage buildings.
Class 8
Factories, laboratories and process buildings.
Class 9
Healthcare, education, aged-care and public buildings.
Note: Section J may also contain provisions relevant to certain parts of Class 2 and Class 4 buildings. Requirements should always be confirmed against the NCC edition and jurisdiction applicable to the project.
What Does Section J Cover?
Section J addresses several areas that influence the energy efficiency of a building and its services.
Building Fabric
Thermal performance requirements for roofs, ceilings, walls, glazing and floors, including insulation and the performance of the building envelope.
Building Sealing
Requirements addressing unwanted air leakage through windows, doors, exhaust systems and other openings in the building envelope.
Air-Conditioning & Ventilation
Energy efficiency requirements relating to air-conditioning, ventilation, controls, ductwork, pipework and associated systems.
Artificial Lighting & Power
Requirements for artificial lighting, lighting power density, controls and relevant electrical systems.
Heated Water
Energy efficiency provisions relating to heated water supply and swimming pool or spa pool plant where applicable.
Energy Monitoring & On-Site Energy
Requirements relating to energy monitoring and on-site distributed energy resources where applicable to the project.
Section J Requirements for Your Project
Section J requirements are not identical for every building. The applicable provisions depend on the specific project design and approval pathway.
This is why a Section J assessment should be based on the actual project documentation rather than a generic specification or checklist.
- Building classification and use
- Climate zone and project location
- Conditioned and unconditioned areas
- Wall, roof and floor construction
- Glazing area and performance
- Building orientation and shading
- Air-conditioning and ventilation systems
- Lighting design and controls
- Heated water systems
- Applicable NCC edition and jurisdictional variations
Section J Deemed-to-Satisfy vs JV3 / J1V3
There is more than one way to demonstrate energy efficiency compliance under the NCC. Two commonly considered approaches are the Deemed-to-Satisfy provisions and a performance-based JV3/J1V3 solution.
| Section J DtS | JV3 / J1V3 | |
|---|---|---|
| Approach | Prescriptive | Performance-based |
| Assessment | Individual NCC requirements | Proposed building compared with a reference building |
| Design flexibility | Generally lower | Greater |
| Energy modelling | Depends on the assessment scope | Detailed building energy modelling |
| Suitable for | Straightforward compliant designs | More complex or constrained designs |
| Common reason to use | Direct compliance pathway | DtS requirements restrict the proposed design |
A DtS assessment is often the simplest approach where the proposed design can readily satisfy the applicable requirements.
For projects where glazing, façade design, insulation or other architectural constraints make the DtS pathway difficult or unnecessarily restrictive, JV3/J1V3 modelling may provide greater design flexibility.
Practical Compliance, Not Just a Report
Achieving Section J compliance should not automatically mean specifying the most expensive glazing, insulation or building systems.
At Greenticko, we look at where the design is actually being constrained and assess practical options before recommending unnecessary specification upgrades.
Depending on the project, changes to glazing performance, glazing area, shading, insulation, construction details or the selected compliance pathway can make a significant difference.
Our aim is to work with the project team to achieve compliance while maintaining the architectural intent and controlling construction costs wherever practical.
If you are still developing the design, send us the available drawings and we can identify potential Section J issues before the documentation is finalised.
What Do We Need for a Section J Assessment?
The information required depends on the project and the parts of Section J being assessed. For an initial review, we generally request the available architectural documentation.
Plans aren't fully finalised yet?
That's fine. In many cases we can begin with the available documentation
and advise what additional information will be required before the
assessment is finalised.
- Architectural floor plans
- Elevations and sections
- Site plan and building orientation
- Window and glazing schedule
- Wall, roof and floor construction details
- Insulation specifications
- Lighting layouts and schedules, where available
- Mechanical / HVAC information, where applicable
- Hot water and relevant building services information
Our Section J Assessment Process
Send Us Your Plans
Upload the available architectural drawings and relevant project documentation.
We Review the Project
We confirm the applicable NCC requirements, building classification and appropriate compliance pathway.
Assessment & Design Optimisation
We assess the design and, where required, provide practical recommendations to resolve compliance issues.
Final Documentation
Once the design is confirmed, we prepare the final Section J compliance documentation for the project.
What Will You Receive?
Depending on the agreed scope of work, your Section J assessment may include:
The final documentation and assessment scope will depend on the project, compliance pathway and requirements of the relevant approval authority.
- Section J compliance report
- Project-specific NCC compliance requirements
- Building fabric and glazing assessment
- Relevant compliance calculations
- Recommendations where design changes are required
- Supporting compliance documentation
- Updated assessment following agreed design optimisation
Section J Assessments Across Australia
Greenticko supports Section J projects throughout Australia, including New South Wales, Victoria, Queensland, Western Australia, South Australia, Tasmania, the Australian Capital Territory and the Northern Territory.
NCC adoption dates, transitional provisions and jurisdictional variations can differ between states and territories. We assess projects against the requirements applicable to the specific project location and approval pathway.
How Much Does a Section J Report Cost?
Section J report fees vary depending on the size and complexity of the project, building classification, quality of the available documentation and the required compliance pathway.
A straightforward Deemed-to-Satisfy assessment will generally involve a different scope of work from a complex project requiring detailed performance modelling or multiple design revisions.
Send us your drawings and we can review the scope and provide a project-specific fee proposal.
Need pricing for a current project?
Send us the available drawings and project details. We can review the scope and provide a fee proposal based on the actual assessment required.
Why Work With Greenticko?
Australia-Wide Coverage
Supporting projects across all Australian states and territories.
Practical Compliance
We focus on solutions that meet project requirements without unnecessary construction upgrades.
Design Optimisation
Practical advice on glazing, insulation, shading, building fabric and compliance pathways.
Experienced Consultants
Building energy and ESD experience across commercial and residential projects.
Clear Communication
Straightforward recommendations that architects, designers and builders can implement.
Project-Focused Advice
Assessment recommendations based on the specific project rather than generic compliance solutions.
Frequently Asked Questions
What is a Section J report?
When is a Section J report required?
What buildings require Section J compliance?
What information do I need for a Section J report?
How much does a Section J report cost?
How long does a Section J assessment take?
What is the difference between Section J and JV3?
Is JV3 now called J1V3?
Does Section J apply across Australia?
Which NCC edition applies to my project?
Need a Section J Report?
Send us your plans and project details and we'll review the scope, confirm the appropriate compliance pathway and provide a fee proposal.