Criminal Offenses - As introduced, increases the penalty for vehicular homicide from a Class C felony to a Class B felony if the offense occurred as the proximate result of the driver's extreme and excessive rate of speed; defines "extreme and excessive rate of speed" as traveling at more than 20 miles per hour over the posted speed limit. - Amends TCA Title 39 and Title 55.

SB 2370 amends Tennessee law to increase penalties for vehicular homicide when a driver's speed was the direct cause. It defines "extreme and excessive rate of speed" as traveling more than 20 miles per hour over the posted limit. If this speed condition applies, vehicular homicide becomes a Class B felony (up from Class C). The law takes effect July 1, 2026, and directly affects drivers convicted of speeding-related fatal accidents.