Tuesday is marijuana’s big day, with voters in nine states deciding whether to relax cannabis restrictions for either medical or recreational use.

Arizona, California, Maine, Massachusetts and Nevada are considering legalizing recreational marijuana. Voters in Arkansas, Florida, Montana and North Dakota are asking voters whether to permit medical use for certain conditions, like cancer or chronic pain. None of those votes will change the federal ban on marijuana use, although legalization advocates say it may further pressure Congress, the DEA and the FDA to act.

Here’s a quick guide to the measures, listed first by recreational and then by medical.