in the carrying on of the Banking business. In other words that is an act done in what is truly the carrying on or carrying out of a business. It may be added that another mode of conducting business of a Bank is to place its funds in Civil Appeal No.3291­3294 of 2009, etc. Page 34 of 45deposit with other Banks and that also is to meet demands which may be made on it. It was however argued that in the instant case the moneys had been deposited with Imperial Bank on long term deposits inasmuch as they were deposited for one year and were renewed from time to time also for a year; but as is shown by the accounts these deposits fell due at short intervals and would have been available to the appellant had any need arisen. 10. Stress was laid on the use of the word “surplus” both by the Tribunal as well as by the High Court and it was also contended before us that in the bye­laws under the heading “business of the Bank” it was provided that the Bank could “invest surplus funds when not