Not mention service tax reverse mechanism charges notification number

chandan pal (Assistant Accountant) (76 Points)

13 September 2016  
We have a Manufacturing Company. Few days ago we have received Service Tax Invoice from Security Service Agency. They has raise Invoice Amount Rs6900.00 (Service Charge Rs.6000 + Service Tax Rs.900 break up mention above this Invoice) But they does not mention Service Tax Reverse Mechanism Charges Notification Number. So in this Situation who will pay the service tax