According to the petitioner, they are engaged in the business of manufacturing undergarments. They are 100% Export Oriented Unit holding Registration No.AAACI CX M 001 with Maraimalai Nagar II Range of Tambaram Division. On 01.01.1999, they entered into an Agency agreement with one M/s.Triumph International Overseas Ltd (TIOL), a corporation organised and existing under the laws of Liechtenstein as a non-exclusive selling agent, to sell the products in the territories outside the India with an automatic extension clause, for the period of five years. Be that as it may, the officers of Central Excise Headquarters (Preventive Unit), Chennai-III Commissionerate, visited the factory of the petitioner on 15.10.2005 and 29.11.2005. After scrutinizing the accounts, it was found that the petitioner had paid Rs.5.18 crores and Rs.7.81 crores towards agency commission to TIOL, for the period 2003-04 and 2004-05 respectively. Based on the same, the third respondent issued a show cause notice dated 28.02.2006 to the petitioner, demanding payment of service tax and education cess due on the commission paid to the foreign commission agents for the period from 09.07.2004 to 31.10.2005, along with penalty and interest. Feeling aggrieved, the petitioner has filed this writ petition seeking declaration, declaring Explanation to Section 65(105) of the Finance Act, 1994 r/w amended Rule 2(1)(d)(iv) of the Service Tax Rules, 1994 as ultra vires Sections 64, 65, 66, 67 and 68 of the Finance Act, 1994 and the show cause notice as invalid.