Current
Core Supplement
Explanatory Memorandum
Relates to SI 2025/1236, which imposes the building safety levy, which will be charged on specified applications for building control approval made on or after 1 October 2026.
Prepared by: Ministry of Housing, Communities, and Local Government (MHCLG).
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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