Standardization of definitions, requirements and test methods for natural stones relating to rough blocks, slabs, semifinished and finished products intended for use in in flooring/pavement, stairs, wall veener/cladding, countertops and other uses for both interior and exterior applications.

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Participating members
Observing members
Reference Title Type
ISO/TC 327/AG 3   Terminology Working group
ISO/TC 327/WG 1   Test methods Working group


Liaison Committees from ISO/TC 327

ISO/TC 327 can access the documents of the committees below:

Reference Title ISO/IEC
ISO/TC 328 Engineered stones ISO

ISO/TC 327 - Secretariat

ANSI [United States]

American National Standards Institute
1899 L St NW, 11th Floor
Washington 20036 DC
United States

Tel: +1 212 642 49 00 / +
Fax: +1 212 398 00 23 / +