Penalty waiver for specified service tax defaults if outstanding tax plus interest is paid within a six month window. The amendment re numbers section 80 as sub section (1) and inserts a new sub section (2) providing that, notwithstanding sections 76, 77 or 78, no penalty shall be imposable for failure to pay service tax payable as on the 6th day of March, 2012, for the taxable service in sub clause (zzzz) of clause (105) of section 65, provided the service tax along with interest is paid in full within six months from the date the Finance Bill, 2012 receives the President's assent.