Current
Core Supplement
Statutory Instruments
Made - 22nd November 1989. Laid before Parliament - 4th December 1989. Coming into force - 1st July 1990, 1st January 1991, 1st July 1994.
9780110981697
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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