It is a fortnightly periodical published by Shri. R. K. Jain at Centax Publication, New Delhi.
It covers all the rules & regulations related to Service Tax. It is widely used by the Excise & Customs Department Officials. It reports all the cases, notifications, judgments, etc related to service tax in India.
It can be subscribed to on this website. The 6 Months subscription Fees is just Rs. 3500/-. You can pay it online using your visa/MasterCard credit/debit card.