Flexible Spending Accounts are pretaxed from federal tax but in some cases state taxes too.. which states??

I've looked everywhere on the internet and cannot find this answer.. Which states in America will not tax on pretaxed flexible spending account contributions??Flexible Spending Accounts are pretaxed from federal tax but in some cases state taxes too.. which states??
You can use this internet site to research your question: http://www.taxadmin.org/fta/link/FORMS.h鈥?/a>