GAS ACT, 1948 Notice to Holders of Securities of Gas Undertakings. 1. The Minister of Fuel and Power and the Gas Council make the following joint announcement with regard to payment of interest on British Gas Stock and on unvalued securities of Gas Undertakers. Some 1,700 classes of securities have been valued and have been included in Statutory Orders made by the Minister. Payment of six months' interest on the British Gas Stock issuable in lieu of these securities will be made on 1st May, 1950, to holders on the registers at the close of business on 27th March, 1950.