About

Scope

Standardization of all geosynthetic products including geotextlles, geomembranes, geocomposite clay liners and other geosynthetic related products.

Quick links

49

Published ISO standards *

8

ISO standards under development *

31
Participating members
17
Observing members

* number includes updates

Liaison Committees to ISO/TC 221

The committees below can access the documents of ISO/TC 221:

 

Liaison Committees from ISO/TC 221

ISO/TC 221 can access the documents of the committees below:

 

Organizations in liaison (Category A and B)

ISO/TC 221 - Secretariat

BSI (United Kingdom)

British Standards Institution
389 Chiswick High Road
London W4 4AL
United Kingdom

Tel: +44 208 996 90 00
Fax: +44 208 996 74 00