Section 17, Cap. 268

In the case of debentures redeemable by annual drawings,the Crown Agents shall place and keep the moneys so remitted to them, or so much thereof as may not be required for immediate payments, at interest, and shall hold all such moneys and the accumulation thereon in trust to apply them in the first place to the purchase of the debentures when they can be obtained at a price not exceeding par, and secondly, to the redemption of the debentures by means of annual drawings.