This Decree sets limit values for sulphus content heavy fuel oil and light fuel used in Finland and the use of gas oil in vessels flying the Finnish flag. The Ministry of the Environment may grant an exception to a provision on the sulphur content of fuels on basis of section 17 of the Environmental Protection Act. An exception may be granted for a period not exceeding six months if the Commission of the European Communities has allowed the exception based on the Council Directive 1999/32/EC rel