Obtaining voice call recording from trai

Only police dept and court can avail such facility.  It will not be given to any other persons or entities. If you want, you have to file a civil suit and ask the court to direct the TRAI to give the information to you.

What is the reason that you want to have this?, if it is required for the purpose of court case, during the proceedings of such a case, you may file a petition to court directing the concerned authority to produce the same before the court. Consult a local advocate.

1. Try is the regulatory authority only who has no scope to record telephonic conversations,

2. Service providers can provide such recordings against Court orders.