testing invoice

Anil Gangadharaiah (12 Points)

05 September 2017  
how to determine the place of service in the following illustration?
example:1.service provider is in karnataka and service receipient is in other than karnataka whereas actual service done in the place of service provider (karnataka).

AND

2.service provider has to raise the bill with IGST or CGST&SGST?