Contractor/interior decorator - gst?

Tax (Student) (165 Points)

02 October 2017  

A contractor/Interior Decorator had Service Tax Registration under earlier regime

He hasn't done his GST Registration yet

Q.1 - Can he directly migrate from Service Tax to GST?

Q.2 - Should/Can he charge GST on his invoices or quotations when he doesn't have a GST Number? 

Q.3 - If his turnover is below 20 lacs, should he take GST Registration?