Standardization covering the application, design, safety, construction, installation, performance assessment, operation, control, maintenance, and energy efficiency of fluid power systems.

Quick links


Published ISO standards *


ISO standard under development *

Participating members
Observing members

* number includes updates

Reference Title Type
ISO/TC 131/SC 9/WG 1   Hydraulic systems Working group
ISO/TC 131/SC 9/WG 2   Pneumatic systems Working group
Liaison Committees to ISO/TC 131/SC 9

The committees below can access the documents of ISO/TC 131/SC 9:

Reference Title ISO/IEC
ISO/TC 23 Tractors and machinery for agriculture and forestry ISO
ISO/TC 127/SC 2 Safety, ergonomics and general requirements ISO


Liaison Committees from ISO/TC 131/SC 9

ISO/TC 131/SC 9 can access the documents of the committees below:

Reference Title ISO/IEC
ISO/TC 39 Machine tools ISO
ISO/TC 39/SC 10 Safety ISO
ISO/TC 127/SC 2 Safety, ergonomics and general requirements ISO


Organizations in liaison (Category A and B)
Acronym Title Category
CETOP European Oil Hydraulic and Pneumatic Committee A

Date Month Location TC/SC Note
11 October 2024 London (United Kingdom) ISO/TC 131/SC 9  

* Information definite but meeting not yet formally convened
** Provisional

ISO/TC 131/SC 9 - 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