(2)Where the Commissioner (Appeals), the Appellate Tribunal or the court, as the case may be, modifies the amount of service tax determined under sub-section (2) of section 73, then the amount of penalty payable under sub-section (1) and the interest payable thereon under section 75 shall stand modified accordingly, and after taking into account the amount of service tax so modified, the person who is liable to pay such amount of service tax, shall also be liable to pay the amount of penalty and interest so modified.