ASME-B31.8 Complete Document History
Code on Gas Transmission and Distribution Piping Systems

Complete Current Edition:
   2022 EDITION - Gas Transmission and Distribution Piping Systems - Dec. 22, 2022

Obsolete Revision Information:
   2020 EDITION - Gas Transmission and Distribution Piping Systems - Jan. 1, 2020
   2018 EDITION - Code on Gas Transmission and Distribution Piping Systems - Nov. 16, 2018
   2016 EDITION - Gas Transmission and Distribution Piping Systems - Oct. 17, 2016
   2014 EDITION - Gas Transmission and Distribution Piping Systems - Sept. 25, 2014
   FOR 2014 EDITION SUPPLEMENT SEE - ASME-B31.8S - Sept. 25, 2014
   2012 EDITION - Gas Transmission and Distribution Piping Systems - Jan. 4, 2013
   2010 EDITION - Code on Gas Transmission and Distribution Piping Systems - Jan. 1, 2010
   2007 EDITION - Code on Gas Transmission and Distribution Piping Systems - Jan. 1, 2007
   DOD ADOPTION - FYI ONLY: DOD ADOPTED - Oct. 6, 2004
   2003 EDITION - Code on Gas Transmission and Distribution Piping Systems - Jan. 1, 2004
   ADOPT WITHDRAWN - WITHDRAWL OF DOD ADOPTION - Dec. 6, 2002
   1999 EDITION ADDENDA A - ADDENDA A TO 1999 EDITION - Nov. 16, 2001
   FOR 1999 EDITION SUPPLEMENT SEE - ASME-B31.8S - Jan. 1, 2001
   1999 EDITION - INCLUDES INTERPRETATIONS #11 - June 5, 2000
   1995 EDITION - Gas Transmission and Distribution Piping Systems - Dec. 7, 1995
   1992 EDITION ADDENDA C - ADDENDA C FOR 1992 EDITION - Jan. 1, 1994
   1992 EDITION ADDENDA B - ADDENDA B FOR 1992 EDITION - Jan. 1, 1994
   1992 EDITION - Gas Transmission and Distribution Piping Systems - Jan. 1, 1992
   1989 EDITION ERRATA - CORRECTION SHEET FOR THE 1989 ED. - Feb. 28, 1991
   1989 EDITION ADDENDA - ADDENDA FOR THE 1989 EDITION - Jan. 1, 1990
   1989 EDITION - Gas Transmission and Distribution Piping Systems - Jan. 1, 1989
   1986 EDITION ADDENDA B - ADDENDA B TO 1986 EDITION - Jan. 1, 1987
   1986 EDITION - Gas Transmission and Distribution Piping Systems - Jan. 1, 1986
   1986 EDITION ADDENDA A - ADDENDA A TO 1986 EDITION - Jan. 1, 1986