May 2011

IGEM/SR/4 Edition 3 - Variable volume gasholders storing lighter than air gases

May 2018

IGEM/SR/14 Edition 2 - Fixed volume storage for lighter than air gases

Dec 2015

IGEM/SR/15 Edition 5 +A: 2015 - Integrity of safety related systems in the gas industry

Nov 2008

IGEM/SR/16 Edition 2 - Odorant systems for gas transmission and distribution

May 2026

IGEM/SR/18 Edition 4 - Safe working practices to ensure the integrity of gas pipelines and associated installations

Jan 2025

IGEM/SR/22 Edition 2 - Purging operations for fuel gases in transmission, distribution and storage

Jan 1995

IGE/SR/23 2nd impression - Venting of natural gas

Aug 2013

IGEM/SR/25 Edition 2 with amendments 2013- Hazardous area classification of natural gas installations

May 2011

IGEM/SR/28 Edition 2 - Trenchless techniques

Nov 2025

IGEM/SR/29 Edition 3 - Dealing with gas escapes