New gst registration

Gulshan Kumar (37 Points)

13 April 2017  

Hello Sir

I want to start a computer hardware software, CCTV, Bio Metric, security equipment business as supplier and installer to private, govt. deptt. Where should i register vat or service tax deptt. ? Can i obtain service tax no then migrate it to GST. And if it is possible then can i use GST no as sale tax no. to enable me to do sale- purchase local & interstate sale ?

I am from haryana state please clear my doubt