Swiss fuel reserves lag below regulatory limits in the midst of an oil supply squeeze caused by the Middle East conflict. +Get the most important news from Switzerland in your inbox The target for the range of compulsory stocks of aviation petrol is three months, or 90 days, of average sales over the last three years at Swiss airports (excluding Basel). A spokesperson for the Federal Office for National Economic Supply (FONES) told Keystone-SDA news agency that aviation fuel reserves would currently last 72 days “or around two and a half months”. + Switzerland expects bumper tax from oil traders The sharp increase in the sale of aviation fuel after the Covid pandemic means that large quantities of aviation petrol have to be locked away in compulsory storage. How much fuel needs to be stored is determined on the basis of average consumption. The current average value for the compulsory stockpile quantity to be placed in storage is based on the average consumption for the three years …