The Head Commissioner, the Commissioners, and the Deputy Commissioners and Agents shall, in their respective Circles of Issue, on the demand of any person, Issue from such Office or Offices or Agencies of Issue as shall be established in the appointed city or town in their respective Circles, Promissory Notes of such denominations as shall be prescribed under Section III, not being for any less sum than ten Rupees, on the terms following:
First, in exchange for the amount thereof in current silver coin of the Government of India.
Or, secondly, in exchange for the amount thereof in standard silver bullion or foreign silver coin computed according to such standard, at the rate of 979 Rupees per 1000 tolahs of standard silver fit for Coinage;
Proviso. Provided that the said Head Commissioner, Commissioners, Deputy Commissioners, and Agents shall, in all cases, be entitled to require such silver bullion and foreign coin to be melted and assayed at the expense of the person tendering the same, and provided also that in all places where there is no Mint of the Government of India, it shall be optional for any such Head Commissioner, Commissioner, Deputy Commissioners and Agents, to issue Notes in exchange for silver or foreign coin under this Section;
Or, thirdly, in exchange for other Notes of the Government of India payable to bearer on demand of other amounts issued within the same Circle.
Provided also, that it shall be lawful for the Governor-General in Council from time to time to direct, by order to be published in the Gazettes of Calcutta, Madras, and Bombay, that Notes to an extent to be specified in the order, not exceeding one-fourth of the total amount of issues represented by coin and bullion as herein provided, shall be issued at such Offices or Agencies of Issue as may be named in the order, in exchange for gold coin of full weight of the Government of India, or for foreign gold coin or gold bullion computed at such rates and according to such rules and conditions as shall be fixed by such order, and which rates, rules, and conditions shall not be altered without six months' previous notice. Whenever such order shall be issued, the Head Commissioner, Commissioners, Deputy Commissioners, and Agents, at the Offices or Agencies specified in the order, shall be bound to issue Notes on demand in conformity with such order.