A builder who is registered for GST built a new residential home which he bought with the help of a few subcontractor who are registered for GST He

A builder who is registered for GST built a new residential home which he bought with the help of a few subcontractor who are registered for GST

He then sold the buildings to a buyer after he had completed building it. The buyer plans to lease the home to tenants. What are the GST laws that applies to both the builder and the buyer? Your answer has to include 2 sections of relevant legislation.