BASIX (Building Sustainability Index) BASIX (Building Sustainability Index)

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Energy target zones

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Last Updated: 28 July 2017

BASIX Energy targets vary, depending on the type and location of home that you are building.


To check which energy target applies to your building or development please consult:

  • Energy target by postcode list (pdf 135k)  
  • Energy target map showing zones by building type (pdf 135k) 


Map of NSW showing BASIX energy target variations for each climate zone and building typeBASIX energy target variations for each climate zone and building type. 

  • BASIX help notes
  • Energy
    • Energy targets
      • Energy target zones
    • Gas
    • Design principles
      • Hot water systems
      • Heating systems
        • Central heating systems
      • Cooling systems
        • Central cooling systems
      • Ventilation and exhaust
      • Lighting
      • Pools and spas
      • Alternative energy sources
      • Other energy uses
      • Central systems
    • Hot water systems
      • Solar
      • Heat pump
      • Gas
      • Wood combustion
      • Electric
    • Heating and cooling
      • Gas heating
      • Gas-fired hydronic system
      • Gas bayonet only
      • Ground source heat pump
        • Sample verification certificate
      • Air-conditioning
      • Electric in-slab heating
      • Wood combustion heating
      • Ceiling fans
      • Evaporative cooling
      • Zoning
    • Ventilation
      • Single dwelling ventilation
      • Multi-dwelling ventilation
    • Lighting
      • Natural lighting
      • Artificial lighting
      • Common area lighting
    • Pools and spas
      • Heating
      • Pumping
    • Alternative energy sources
      • Photovoltaics
        • Rated output
      • Co-generation
        • Sizing
        • Fuel type
    • Other energy uses
      • Cooktops and ovens
      • Refrigerator space
      • Clothes drying
      • Appliances
    • Central systems
      • Central hot water
        • Co-generation
        • Piping insulation
        • Solar collector area
      • Central cooling systems
        • Heat rejection methods
        • Energy sources
      • Central heating systems
        • Energy sources
      • Alternative energy supply
      • Lifts
      • Pools and spas
      • Saunas
      • Other measures
        • Building management systems
        • Active power factor correction
        • Clothes drying (common areas)
        • Clothes washers
  • Thermal comfort
    • Climate and weather
    • Heating and cooling loads
    • Common areas
    • DIY method
      • DIY method FAQs
      • Floors
        • Measuring floor area
        • In-slab heating systems
      • Walls
        • Autoclaved aerated concrete
        • Insulated concrete form
        • External insulated facade system
      • Skylights
        • Glazed roofs
        • Polycarbonate roofs
      • Glazing feedback
      • Windows
        • Orientation sector
        • Shading
          • Projections for new dwellings
          • Projections for alterations and additions
          • Pergolas
          • Awnings
          • External louvres and blinds
        • Overshadowing
        • Frame and glass types
          • Default window data
        • Glazing size
      • Ceilings and roofs
        • Roof insulation
      • Insulation commitments
    • Design principles
      • Orientation and siting
      • Windows
      • Ventilation
      • Insulation
        • Solar absorptance
        • Roof space ventilation
      • Thermal mass
      • Shading
    • Simulation method
      • Simulation method FAQs
      • Accredited Assessors
      • Software tools
      • Assessor certificate
      • Entering results
      • Ceiling fans
      • Certifying thermal comfort
        • Development details
        • Accredited assessor details
        • Assessor certificate details
        • Heating and cooling loads
    • Large boarding house thermal comfort method
    • Passive House Standard method
    • New or altered construction
  • Water
    • Water targets
      • Water target zones
    • Design principles
      • Landscape
      • Fixtures
      • Alternative water
      • Pool and spa
      • Central systems and common areas
    • Landscape
      • Measuring garden area
        • Showing landscaping on plans
      • Low-water use plant species
    • Fixtures
      • WELS scheme
      • Showerheads
      • Waterless toilets
      • Hot water recirculation
      • Hot water diversion
      • Appliances
    • Alternative water sources
      • Rainwater
        • Measuring rainwater tank size
        • Measuring area diverted to rainwater
        • Diverting overflow
        • Installation of rainwater tanks
        • Potential hazards and treatment
        • Using an existing rainwater tank
      • Stormwater
        • Measuring storm water tank size
      • Greywater
      • Private dams
        • Measuring private dam size
      • Reticulated alternative water
        • Recognised schemes
      • Central on-site recycled water
      • Hotwater diversion
      • Alternative water use
      • Sources not recogonised by BASIX
    • Central systems
      • Central cooling
      • Central on-site recycled water
        • Volume
        • Approvals
      • Central water tanks
        • Common landscape area served
      • Fire sprinklers
    • Pools and spas
      • Pool and spa covers
      • Pool and spa shading
      • Rainwater for top-up
  • Project details
    • Project address
    • Project type
      • Single dwelling - house
      • Dual occupancy
      • Attached dwelling
      • Multi-dwelling - house
      • Residential flat building
      • Unit
      • Secondary dwelling (Granny flat or bedsitter)
      • Combination of types
      • Development involving subdivision
    • Site & project details
  • Definitions
    • Terms and conditions
    • Definitions
  • New to BASIX
    • New to BASIX?
    • Which BASIX tool suits my project
    • Dwelling types
      • Single dwelling
      • Multi-dwelling
      • Alterations and additions
        • Swimming pools
        • Using simulation for alterations and additions
          • Application process
          • Modelling process
          • Documentation requirements
    • BASIX assessment
      • BASIX targets
        • Benchmarks
      • BASIX certificates
        • Cost
        • Fee waiver for bushfire-affected homes
        • Changes and validity
        • Revising a BASIX certificate
        • What classes of building need a BASIX certificate?
        • When is more than one BASIX certificate required?
        • Guide to managing large project files
      • Alternative assessments
        • Heritage
        • New technology
        • Large boarding houses
      • Transitional arrangements
        • Guide for certifiers and councils

For additional assistance please visit:   BASIX website (Planning Portal) | Contact BASIX