Singapore explains how to claim GST in revised guide for trusts Amelia Schwanke June 17 2016 X LinkedIn Email Show more sharing options Copy Link URLCopied! Print X LinkedIn Email Singapore has published the third edition of its GST guide for Real Estate Investment Trusts (REIT) and qualifying Registered Business Trusts (RBT). Unlock this content. The content you are trying to view is exclusive to our subscribers. To unlock this content: Take a Free Trial or Login