Question2:

I am a Goods Transport Agency Service  provider i got a transport charges Rs. 1000/- from party. where we should  mention the value of Outward supply of  Service as GTA  in GSTR-3B. 

Answer:

GSTR-3B is a return for the purpose of calculating tax liability. There is no column for showing value of outward supply relating RCM. (Reply dt. 05/10/2017)