Name of Category

No. of Submission
per Member Country

No. of Winners
per Category

1.  New and Existing
     Building

2

Max of 3 Winners; Max. of 2 Runner-ups

2.  Tropical Building

2

Max of 3 Winners; Max. of 2 Runner-ups

3.  Retrofitted Building

2

Max of 3 Winners; Max of 2 Runner-ups

4.  Special Submission

1

Any number (from zero winner to all submissions as winners)