Building Regulations The Building Regulations 2010, SI 2010/2214 (the Building Regulations) apply to building work as defined in the Building Regulations, SI 2010/2214, reg 3, which includes ‘the erection or extension of a building’. The Building Regulations, reg 4(1) stipulates: ‘…building work shall be carried out so that— (a) it complies with the applicable requirements contained in Schedule 1…’ The Building Regulations, Sch 1, Pt B contains requirements in relation to fire safety, such as: ‘…a building must be designed and constructed so that there are appropriate provisions for the early warning of fire, and appropriate means of escape in case of fire…’ Regulatory Reform (Fire Safety) Order 2005 The Regulatory Reform (Fire Safety) Order 2005, SI 2005/1541 (FSO 2005) makes provision in relation to fire safety in non-domestic premises. FSO 2005,