BS 9999于2008年首次发布，是建筑防火设计的实践规范。该标准汇集并取代了BS 5588的12个部分中的一个，其余部分于2011年被BS 9991取代（其本身于2015年更新）。消防安全法规因国家而异，虽然BS 9999可在任何接受它的司法管辖区使用，但起草本标准是为了满足英格兰和威尔士建筑法规的功能要求。购买本文件时可获得的所有当前修订均包含在购买本文件中。

BS 9999 was first published in 2008 and is a code of practice to design fire safety in buildings. The standard brought together and replaced all but one of the 12 parts of BS 5588, the remaining part being replaced in 2011 by BS 9991 (itself updated in 2015).Fire safety regulations differ from one country to another and, while BS 9999 can be used in any jurisdiction that accepts it, this standard has been drafted to meet the functional requirements of the building regulations for England and Wales.All current amendments available at time of purchase are included with the purchase of this document.