 Other relevant UK standards include BS 5815-1 2005, BS 7175, Crib 5, IMO A563 and NFPA 701.Fabric flammability is an important textile issue, especially for stage drapery that will be used in a public space such as a school, theatre or special event venue.In the United States, Federal regulations require that drapery fabrics used in such spaces be certified as flame or fire-retardant.