ISO-23274-1 Complete Document History
Hybrid-electric road vehicles - Exhaust emissions and fuel consumption measurements - Part 1: Non-externally chargeable vehicles

Complete Current Edition:
   2ND EDITION - Part 1: Non-externally chargeable vehicles - Aug. 1, 2019

Obsolete Revision Information:
   1ST EDITION - Part 1: Non-externally chargeable vehicles - Jan. 15, 2013