(a)an inquiry or investigation in respect of a service tax not levied or not paid or short-levied or short-paid has been initiated by way of-(i)search of premises under section 82 of the Chapter; or(ii)issuance of summons under section 14 of the Central Excise Act, 1944, (1 Of 1944) as made applicable to the Chapter under section 83 thereof: or(iii)requiring production of accounts, documents or other evidence under the Chapter or the rules made thereunder; or