Boilers (R.R.O. 1990, Reg. 338).

This Regulation applies to every boiler that uses fuel oil or coal as fuel and, (a) is first put into operation after this Regulation comes into force; (b) undergoes physical modification that changes the boiler’s ability to use fuel and that results in, theability to fire fuel that is of a different type or grade and that has a higher sulphur content, or an increase in the maximum heat input capacity of the boiler at its maximum continuous rating; (c) is put into use after a period of more than twelve months of disuse;m(d) an increase occurs in the sulphur content of the fuel used therein; or (e) that also uses purchased gas as a fuel where the gas purchase arrangements are modified after this Regulation comes into force so that increased permissible interruptions in the gas supply or any other modifications increase the potential maximum utilization of fuel oil or coal as fuel for the boiler.