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File Reference No. * see note 1 Project Description * see note 1
 
*Note 1: Special characters not allowed in File Reference No. and Project Description fields are : ~ , > , < , & , "
0 0 0 0 0 0
RB 1-1 Thermal Performance of Building Envelope – RETV
      Criteria Info click here  

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
RETV  value

Green Mark Points : Points scored = 75 – (3 x RETV);
Max Permissible RETV(Residential Envelope Thermal Value) =
25 W/m2; Max 15 points
W/m2
(key in RETV Value)
RB 1-2 Naturally Ventilated Design and Air-Conditioning System
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
(a) Dwelling Unit Indoor Comfort
      Enhance dwelling unit indoor comfort as in Option 1 OR Option 2 respectively

0
      Option 1 – Ventilation Simulation Analysis (Max 20 points)

 0
            Percentage of units with good natural ventilation

            Green Mark Points : 0.2 point for every % of units
            with good natural ventilation
%
(key in %)
  
      OR
      Option 2 – Ventilation Design (without the use of simulation analysis)
                           and Efficient Use of Air-Conditioning System (Max 16 points) 		0
     (i) Air flow within dwelling units (Max 8 points) 0
          Building Layout Design
 
 
          Dwelling Unit Design
 
     (ii) Provision of air-conditioning system (Max 8 points)

 0  
            Use of energy efficient air-conditioners that are certified under
            the Singapore Energy Labelling Scheme


            Air-conditioners with energy efficiency less than 3 ticks
            (0 Point)

            Air-conditioners with 3 Ticks and/or equivalent COP
            (4 Points)

            Air-conditioners with 4 Ticks and/or equivalent COP
            (8 Points)

            No provision of air-conditioning system (Prorate)


            Green Mark Points: 3 Ticks-4 points; 4 Ticks-8 points
            Option 2(ii) is not applicable for development where
            air-conditioners are not provided.
            Points can be scored and prorated under Option 2(i)





   
(b) Natural Ventilation in Common Areas - at least 80% of the applicable areas

 0

      (i) Lift lobbies and corridors (1 point)

      (ii) Staircases (1 point)
 
RB 1-3 Daylighting
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
 
[0]
 
(a) Use of daylight and glare simulation analysis to verify the
      adequacy of ambient lighting levels in all dwelling unit’s living
      and dining areas
      Extent of coverage : At least 80% of the units with effective
      daylighting provisions

      Distance from facade perimeter meeting minimum required
      illuminance level







m
(Key in distance in meter)		 0
Green Mark Points
Distance from the façade perimeters (m) ≥3.0 4.0 - 5.0 >5.0
Points Allocated 1 2 3

(b) Daylighting in the following areas
      Extent of coverage : At least 80% of the applicable areas

      (i) Lift lobbies and corridors (1 point)

      (ii) Staircases (1 point)

      (iii) Carparks (1 point)



 
0 
RB 1-4 Artificial Lighting
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Artificial lighting in common areas.
Percentage improvement in lighting power budget (compared with SS530)

Green Mark Points : 0.25 point for every percentage improvement;
Max 10 points.

%
(key in % of improvement )
RB 1-5 Ventilation In Carparks
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]

  Mode of Ventilation Max Points (A) Area in m2
(B)		 Point percentage
(%Area x pnts allocated )
  Natural Ventilation 6 0
  Fume Extract with CO sensors 4 0
  Mechanical Ventilation with CO sensors 3 0
  Others (not listed above) - 0
Total   0 0
 Green Mark Points : Points scored = ∑ (A x B) / ∑ B; Max 6 points   

 

 
RB 1-6 Lifts
 
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Use of lifts with AC variable voltage and variable frequency (VVVF) motor drive or equivalent and energy efficient features such as sleep mode features or equivalent (1 point)
RB 1-7 Energy Efficient Features
        Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
0
(a) Use of energy efficient equipment or products that are certified by
      approval local certification body for at least 90% of the applicable
      equipment type or product (0.5 point for each eligible certified
      equipment or product; Max 2 points)

List of products (Max 4 items)
Add new Item
0
 
(b) The following energy efficient features are deemed acceptable : 0
      (i)    Use of heat recovery devices

             - more than 50% of all dwelling units (2 points)

             - at least 25% of all dwelling units (1 point)

             - in club house or other common facilities (0.5 point)

             - N.A

0
 
      (ii)   Use of thermal insulation or cool paints on east and west
             facing external walls with window-to-wall ratio (WWR)

             - less than 0.5 (2 points)

             - from 0.5 to 0.75 (1 point)

             - more than 0.75 (0.5 point)

             - N.A


0
 
      (iii)  Use of occupancy sensors for private lift lobbies/ staircases/
             common toilets

             - at least 50 nos. occupancy sensors installed (1 point)

             - less than 50 nos. occupancy sensors installed (0.5 point)

             - N.A


0
 
      (iv)   Provision of vertical greenery system on building facades
              abutting the living, dining and bedrooms areas of
              dwelling units and club house

              - more than 50% on building facades (2 points)

              - at least 25% on building facades (1 point)

              - in club house (0.5 point)

              - N.A



0
 
      (v)    Provision of gas water heater

              - at least 90% of all dwelling units (1 point)

              - at least 50% of all dwelling units (0.5 point)

              - N.A

0
 
      (vi)   Provision of clothes drying facilities and open spaces

              - at least 90% of all dwelling units (1 point)

              - at least 50% of all dwelling units (0.5 point)

              - N.A

0
 
      (vii)  Provision of energy efficient lift system

              - at least 90% of the lifts with re-generative drives
                (2 points)

              - at least 90% of the lifts with gearless drives (1 point)

              - N.A

0
 
 
      (viii)  Use of sun pipes for natural lighting

              - more than 10 nos. of sun pipes installed (1 point)

              - at least 5 nos. of sun pipes installed (0.5 point)

              - N.A

0
 
      (ix)   Provision of ductless fan for basement ventilation
              (0.5 point)
0

      (x)  Calculation of Energy Efficiency Index (EEI)
             – for common facilities (0.5 point)

kWh/m2 per year
(key in EEI Value)   		0
(c) Items that are not listed above but with clearance from BCA 0
(Please ensure that the items proposed in the following list and the respective points scored are already submitted and cleared by BCA)
Add New Item


Green Mark Points : Max 5 points for items RB 1-7 (b) and RB 1-7 (c).
(2 points for high impact, 1 point for medium impact and 0.5 point for low impact)
RB 1-8 Renewable Energy

      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
 
 [0]
  
 
Percentage replacement of electricity by renewable energy
(based on total consumption) =

Green Mark Points : 3 points for every % replacement (exclude household’s usage); Max 20 points
 %
(key in % of replacement of energy) 

 

RB 2-1 Water Efficient Fittings  
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Use of water fittings that are certified under the Water Efficiency Labelling Scheme (WELS).
Water Fittings Rating based on WELS Others Total
Excellent Very Good
No. of Fittings (A) 0
Weightage (B) 10 8 0 -
Total (A x B) 0 0 0 0
Green Mark Points : Points scored = ∑ (A x B) / ∑ A;
Max 10 points
RB 2-2 Water Usage Monitoring
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Provision of sub-meters to monitor major water usage system such as irrigation, swimming pools and other water features (1 point)
RB 2-3 Irrigation System and Landscaping  
  Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
(a) Use of non potable water including rainwater for landscape
      irrigation (1 point)
 
 
(b) Use of automatic water efficient irrigation system with rain
      sensor for at least 50% of the landscape areas served by the
      system (1 point)
 
 
(c) Use of drought tolerant plants that require minimal irrigation for
      at least 80% of the landscape areas (1 point)
 

RB 3-1 Sustainable Construction
 Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
    [0]  
(a) Use of Sustainable and Recycled Materials (Max 5 points)

      (i)  Green Cements with approved industrial by-products
 0
            (that is Ground Granulated Blastfurnance Slag (GGBS),
            silica fume, fly ash) to replace Ordinary Portland
            Cement (OPC) by at least 10% by mass for
            superstructure works (1 point)
0
      (ii) Recycled Concrete Aggregates (RCA) and Washed Copper
            Slag (WCS) from approved sources to replace coarse
            and fine aggregates for concrete production of
            main building elements

  0  
Use of RCA and WCS to replace coarse and fine aggregates Total Quantity Used in tonnage Minimum Usage Requirement in tonnage [0.03 x (GFA in m2)] Points Scored
* RCA (replace coarse) 0
* WCS (replace fine) 0
Green Mark Points : 1 points for every incremental fo 0.5 times (0.5x) of the minimum usage requirement; (Up to 2x)
   
 
(b) Concrete Usage Index (CUI)      
Concrete Volume in m3 (A)
Total Constructed Floor Area in m2 (B)
CUI (C = A / B) 0
0
 
Green Mark Points
Project CUI (m3/m2) ≤0.70 ≤0.60 ≤0.50 ≤0.40 ≤0.35
Points Allocated 1 2 3 4 5
   
RB 3-2 Sustainable Products
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Use of environmental friendly products that are certified by approved local certification body and are applicable for non-structural building components and construction
Environmental friendly products Weightage based on extent of environmental friendliness
Good Very Good Excellent
Points (A) 0 0 0
Weightage (B) 0.5 1.5 2.0
Total Points (A x B) 0 0 0
Click here to add environmental friendly products
Green Mark Points : 1 point for high impact, 0.5 point for low impact; Points scored = ∑(A x B);
Max 8 points

List of sustainable products (Max 32 items)
Add new Item
 Add new Item
RB 3-3 Greenery Provision
 Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
(a) Greenery Plot Ratio (GnPR)
Total Leaf Area in m2 (A)
Site Area in m2 (B)
GnPR (C = A / B) 0

Green Mark Points
GnPR  1.0 to <2.0 2.0 to <3.0 3.0 to <4.0 4.0 to <5.0 5.0 to <6.0 ≥6.0
Points Allocated  1 2 3  4  5  6
0
 
(b) Restoration of trees on site, conserving or relocating of existing
      trees on site (1 point)
 
0
 
(c) Use of compost recycled from horticulture waste (1 point)
0
RB 3-4 Environmental Management Practice
       Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
(a) Implement effective environmental management programmes
      (1 point)
0
 
(b) Main builder that has good track records in the adoption of
      sustainable, environmentally friendly and considerate practices
      during construction such as Green and Gracious Builder Award
      (1 point)
0
 
(c) Building quality assessed under Construction Quality
      Assessment System (CONQUAS)/Quality Mark Scheme (QMS)
0
        (i) CONQUAS (1 point)
 
        (ii) Quality Mark Scheme (1 point)
 
 
(d) Firms ISO 14000 certified (0.25 point for each firm)
0
 
(e) Project team comprises Green Mark Manager (GMM), Green
      Mark Facilities Manager (GMFM) and Green Mark Professional
      (GMP) (Max 1 point)
  
0
(i)   Certified GMM (0.5 point)
(ii)  Certified GMFM (0.5 point)
 
(iii) Certified GMP (1 point)
 
 
(f) Provision of building users’ guide (1 point)
0
 
(g) Provision of facilities or recycling bins at each block of the
      development for collection and storage of different recyclable
      waste such as paper, glass, plastic, etc (1 point)
0
RB 3-5 Green Transport
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
(a) Good access to nearest MRT/LRT stations or bus stops (1 point)
0 
(b) Provision of covered walkway to facilitate connectivity and use
      of public transport (1 point)
0 
(c) Provision of electric vehicle charging stations within the
      development (1 point)
Total No. of charging stations (A)
Total No. of parking lots (B)
Points Scored 0
Minimum Provision : 1 charging station for every 100 parking lots, round up to the nearest hundred (Cap at 5)

 
0 
(d) Provision of covered/sheltered bicycles parking lots
      (Max 1 point)

      - at least 10% of the dwelling units (1 point)

      - at least 5% of the dwelling units (0.5 point)

      - N.A

0
RB 3-6 Stormwater Management
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Treatment of stormwater runoff before discharge
The extent of stormwater treatment

 
 
    - more than 35% of total site area or paved area (3 points)

    - more than 10%to 35% of total site area (2 points)

    - up to 10% of total site area (1 point)

    - N.A

 
RB 4-1 Noise Level
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Building design to achieve ambient internal noise level as specified
(1 point)
55 dB (6am-10pm) LeqA
45 dB (10pm-6am) LeqA
 
RB 4-2 Indoor Air Pollutants
      Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
(a) Use of low volatile organic compounds (VOC) paints certified
      by approved local certification body for at least 90% of the
      total internal wall areas (1 point)
 
 
 
(b) Use of environmentally friendly adhesives that are certified
      by approved local certification body for at least 90% of the
      applicable areas (1 point)
 
RB 4-3 Waste Disposal
       Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Locating refuse chutes or waste disposal area at open ventilation areas such as service balconies or common corridors (1 point)
 
RB 4-4 Indoor Air Quality for Wet Areas
       Criteria Info click here

Green Mark Points Available
Commentary Evidence /
Value Evidence
Points
Scored
Remarks
[0]
Provision of adequate natural ventilation and daylighting in wet areas such as kitchens, bathrooms and toilets
  - more than 90% of all applicable areas (2 points)

  - at least 50% of all applicable areas (1 point)

  - N.A
 

RB 5-1 Green Features & Innovations
RB 5-1a Water Efficiency  
      Criteria Info click here

Green Mark Points Available
Commentary Evidence / Value Evidence
Points Scored
Remarks
    [0]  
(a) The following green features are deemed acceptable :
   0
(1) Water Efficiency
(i)   Use of self cleaning façade system

      - more than 75% of the applicable façade areas (2 points)

      - more than 50% of the applicable façade areas (1 point)

      - at least 25% of the applicable façade areas (0.5 point)

      - N.A

0
 
(ii)  Use of integrated basin/cistern pedestal system

      - more than 50% of all dwelling units’ flushing cisterns
        (2 points)

      - more than 25% of all dwelling units’ flushing cisterns (1 point)

      - at least 10% of all dwelling units’ flushing cisterns (0.5 point)

      - N.A

0
 
(iii)  Use of grey water recycling system

      - all blocks of the development (2 points)

      - at least 1 block of the development (1 point)

      - N.A

0
 
(iv)  Provision of system to recycle runoff from vertical green wall
       and sky garden

      - at least 25% of the green areas (1 point)

      - less than 25% of the green areas (0.5 point)

      - N.A


0
 
(v)   Use of water efficient washing machine with WELS good rating
       and above

      - more than 90% of all dwelling units (1 point)

      - at least 50% of all dwelling units (0.5 point)

      - N.A


0
 


RB 5-1a Environmental Protection
Green Mark Points Available
Commentary Evidence / Value Evidence
 Points Scored Remarks
 

(2) Environmental Protection
(i)     Use of precast toilets

        - more than 75% of all toilets (2 points)

        - more than 50% of all toilets (1 point)

        - at least 25% of all toilets (0.5 point)

        - N.A

0
 
(ii)    Provision of green roof and roof top garden

        - more than 50% of the roof areas (1 point)

        - at least 25% of the roof areas (0.5 point)

        - N.A

0
 
(iii)   Provision of vertical greening in common areas

        - more than 75% of the applicable wall areas (2 points)

        - more than 50% of the applicable wall areas (1 point)

        - at least 25% of the applicable wall areas (0.5 point)

        - N.A

0
 
(iv)   Provision of double refuse chutes to separate recyclable from
        non-recyclable waste (1 point)
0
 
(v)    Use of non-chemical termite treatment system (0.5 point)
0
 
(vi)   Use of at least 5 nos. of compost bins to recycle organic
        waste (0.5 point)
0
 
(vii)  Use of non-chemical water treatment for swimming pools
        (0.5 point)
0
 
(viii) Conservation of existing buildings structure

       - more than 50% of existing structure or building envelope
         (2 points)

       - at least 25% of existing structure or building envelope
         (1 point)

       - N.A

0
 
(ix)  Project Buildability Score (Bscore) above prevailing minimum
       requirement stated in relevant COP on Buildable Design

       - Bscore > 5 points above minimum requirement (1 point)

       - Bscore > 3 points above minimum requirement (0.5 point)

       - N.A

0
 
(x)   Calculation of carbon footprint of the development

       - Submission of complete carbon footprint calculation for all
         materials listed and in the prescribed format or a complete
         carbon footprint report of the development prepared by an
         independent carbon consultant (1 point)

       - Submission of carbon footprint calculation for any four
         building materials listed an in prescribed format (0.5 point)

       - N.A

0
 
(xi)   Computation of Concrete Usage Index (CUI) of the
        development (1 point)
0
 
(xii)  Adoption of demolition protocol to maximise resource
        recovery of demolition materials for reuse or recycling

       - recovery rate of more than 35% crushed concrete waste to
         be sent to the approved recyclers with proper facilities
         (2 points)

       - recovery rate of at least 20% crushed concrete waste to be
         sent to the approved recyclers with proper facilities (1 point)

       - N.A


0
 


RB 5-1a Indoor Air Quality
Green Mark Points Available
Commentary Evidence / Value Evidence
 Points Scored Remarks
 

(3) Indoor Air Quality
(i) Use of pneumatic waste collection system (1 point)
0
 


RB 5-1a Others
Green Mark Points Available
Commentary Evidence / Value Evidence
 Points Scored Remarks

(4) Others
(i) Use of siphonic rainwater discharge system at roof (0.5 point)
0

(b) Items that are not listed above but with clearance from BCA: 0    

(Please ensure that the items proposed in the following list and the respective points scored are already submitted and cleared by BCA)

 
 
 
 

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Last Updated: 17 April 2025