First published in Australia as AS O90.1-1964.
Revised and redesignated AS 2098.1-1977.
First published in New Zealand as part of NZS 3611:1970, NZS 3612:1970 and NZS 3613:1970.
Jointly revised, amalgamated and designated AS/NZS 2098.1:1996.
Second edition 2006.
Reconfirmed 2016.