	imperial oil imo a in talks with suppliers imperial oil ltd pct owned by exxon corp xon is negotiating with it major  oil suppliers concerning the effects of a trial deregulation of alberta s shut in  oil production scheduled to be implemented on june a company spokesman said from our point of view it s a question of entering into negotiations or discussions to make appropriate changes to contracts to reflect the changes that are going to take place on june spokesman john cote told reuters in reply to a query commenting on published reports that imperial had suspended its oil supply contracts cote said it s not a question of cancelling or suspending any of the agreements at this point on june alberta s energy resources conservation board will lift its  oil marketing prorationing system regulating shut in light and medium  production on a trial basis to the end of under the new system producers and refiners will be allowed to negotiate volumes of shut in oil to be delivered under purchase contracts shut in  is the surplus between the total amount of oil being produced and the amount being purchased by refiners we have talked to a number of our major suppliers and we ve discussed the upcoming change with them but nothing has been finalized imperial s manager of western  supply gary strong said under alberta s trial system imperial wants to match a reasonable supply of  against the company s forecast demand for its refineries strong said we have to know what they have and how that relates to what we need in total he said strong said figures on the amount of  production imperial purchases from outside suppliers were not immediately available reuter 
