Current
Core Supplement
Impact Assessment
Explains the rationale, impacts, issues and costs of the introduction of a ban on the use of combustible materials for external walls of any residential building over 18 metres, following public and industry consultation in 2018. The changes to the Approved Documents should clarify routes for compliance.
Prepared by the Ministry of Housing, Communities and Local Government (MHCLG). Presented to Parliament by Command of Her Majesty.
NBS has produced specification systems and information products for construction industry professionals for more than 40 years. The National Building Specification is the recognised UK national standard and is used by over 5,000 organisations. NBS is part of RIBA Enterprises Ltd.
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