The Service Tax : Statutory Provisions,1994
10. VALUE OF TAXABLE SERVICES ESCAPING ASSESSMENT.
If – (a) the Central Excise Officer has reason to believe that by reason of omission or failure on the part of the assessee to make a return under section 70 for any quarter or to disclose wholly and truly all material facts necessary for his assessment for any quarter, the value of taxable service for that quarter has escaped assessment or has been under assessed, or
(b) notwithstanding that there has been no omission or failure as mentioned in clause (a) on the part of the assessee, the Central Excise Officer has, in consequence of information in his possession, reason to believe that the value of any taxable service assessable in any prescribed period has escaped assessment or has been under assessed, or
he may, in cases falling under clause (a), at any time within five years, and in cases falling under clause (b), at any time within six months from the date for filing the return, serve on the assessee a notice and proceed to assess or reassess the value of taxable service.
Explanation : Where the services for the notice is stayed by an order of a Court, the period of such stay shall be excluded in computing aforesaid period of five years or six months.