0 surplus balances, when any resulting profit will be carried to current revenue and any loss charged to expenditure. In all other cases the difference between the purchase and sale prices will be left in or borne by the balance of the fund in respect of which the investment was made. In order to provide for any depreciation in the realisable value of the securities, such an amount as may appear to be necessary to provide for estimated losses should, with the approval of the Secretary of State, be placed in reserve and after being approved by the Legislature and a vote taken for the amount, should be charged to Expenditure and recorded in a Suspense Account entitled ‘* Investments Depreciation Account’ exhibited, below the total of revenue, in the Colony’s accounts. The amount thus set aside should be reviewed annually in connection with the Annual Estimates of the Colony. 292. Any necessary expenditure on services of a confidential nature, the purpose and particulars of which cannot be divulged, will be specially reported to the Secretary of State and will be supported in the accounts by the Governor's certificate of payment and declaration that he has satisfied himself that the money has been properly expended. 293. The authority of the Secretary of State is re- quired for writing off any loss of public money or, subject to the provisions of these regulations, of any sum which has appeared as an asset in previous accounts, and also for the abandonment or remission of any claim for money due to the Government, unless the amount does not exceed the limit up to which the Governor has been authorised to sanction on his own authority such writing off, abandonment, oF remission.