Full Description This is the first edition of CSA/ANSI LNG 3.15, Road vehicles - Liquefied natural gas (LNG) fuel system components - Part 15: Capacitance fuel content gauge, which is an adoption, with North American deviations, of the identically titled ISO (International Organization for Standardization) Standard 12614-15 (first edition, 2014-07-01). At the time of publication, ISO 12614-15:2014 is available from ISO in English only. CSA Group will publish the French version when it becomes available from ISO.