Safety requirements and associated test methods for natural draught and fan-powered boilers of rated heat input up to and including 60 kW and for circulators of rated heat input not exceeding 8 kW, all burning 1st, 2nd and 3rd family gases.Cross References:BS 21BS 476:Part 4BS 567BS 715 BS 835BS 864:Part 2BS 1041:Part 4BS 1179BS 1179:Part 6BS 1756BS 1963BS 2871:Part 1BS 3016BS 3456:Part 101BS 3554:Part 1BS 3955BS 4201BS 4814BS 4947BS 5292BS 5376:Part 2BS 5440:Part 1 BS 5440:Part 2BS 5449:Part 1BS 5482:Part 1 BS 5482:Part 2BS 5482:Part 3BS 5494BS 5546BS 5963BS 6047:Part 1BS 6067BS 6332:Part 1BS 6759:Part 1Gas Safety (Installation and Use) RegulationsElectrical Equipment Safety RegulationsModel Water Bye LawsPartially replaced by BS EN 483:1999.