(c)rupees [660 and [0.012] [Substituted (w.e.f. 1.04.2012) by Notification No.3/2012-Service Tax dated 17.03.2012.] per cent.] of the gross amount of currency exchanged for an amount of rupees exceeding 10, 00,000, subject to maximum amount of rupees [6000] [Substituted (w.e.f. 1.04.2012) by Notification No.3/2012-Service Tax dated 17.03.2012.]: