The new Conquer Helmets are SNELL SA2020 Certified, see the below link for more information and to see Conquer Helmets on their list:


https://smf.org/cert


Here is how SNELL arrives at their strict standards for the 2020 certification (very informative:


https://smf.org/standards/sa/2020/SA2020_final.pdf


This link has a bunch of frequently asked questions regarding the SNELL certification, including why DOT helmets are different than SNELL:


https://smf.org/faq