Final Deviation Request ETSO-C142b#4 for an ETSO approval for CS-ETSO applicable to Non-rechargeable lithium cells and batteries (ETSO-C142b)

Deviates from RTCA DO-227A by deleting the requirement and test for cell polarity reversal to fulfil the future RTCA DO-227B currently under evolution led by the RTCA SC-235 working group.
Date of initial publication

EASA initial position is to reject this deviation request. The publication is published to collect feedback on the deviation as well as on the EASA position, and to inform the industry.

The initial deadline for comments of 19/11/2021 was extended to 30/11/2021.