With new technology come new issues. No manufacturer has the same cutoff procedure. Add unibody and multiple strength steel and a first responder has to know more information.
EV/HYBRID link to resources: https://www.nfpa.org/Training-and-Events/By-topic/Alternative-Fuel-Vehicle-Safety-Training/Emergency-Response-Guides Many guides have the emergency power procedures and extraction information as in steel type.
UNIBODY and ON FRAME have new steel grades being used to add safety as needed. https://www.autosteel.org/-/media/files/autosteel/great-designs-in-steel/gdis-2008/12—advances-in-ahss-for-automotive-applications.ashx