CAS4 in GST regime

sudheer koduri (16 Points)

25 June 2018  
1. Is cas-4 (cost accounting standards) valid in the GST regime.

2. The scenario is as follows, Plant A manufacturers the goods. Plant B uses those goods as input and finished goods are manufactured in plant B.

Both plant A & B are under same registration. so do we need to follow the CAS-4.