Dear rinku,
As it is known that there is no service tax liabities Till rs 10 L turnover in a year.
Following are points to be remembered:
1. There are no statutory liabilities till turnover of Rs 900000.
2. After Rs 900000 (turnover), you required to get service tax registration in ST-1 form.
3. When your bill exceeds turover Of Rs 1000000, then service tax liabities arises.
4. Any person raising bill (his turnover is less then Rs 10L) and separately charging service tax @ 12.36%, they required to pay of whole service tax collected.
5. When assessee has only one contract of exceeding amount Rs 10L in year , (no other income in this year), he required to charge service tax on whole bill. There will be no exemption is applicable.