Many Americans find the U.S. tax system confusing, overly complex and even unfair, because it favors some individuals and economic activities over others. Additionally, the U.S. tax code does not currently generate adequate revenue to keep up with the spending promises lawmakers have made.

For these reasons, most lawmakers and voters agree the tax code needs reform – and there are many policy options available to make our system simpler, more transparent, and more supportive of economic growth and fiscal sustainability.

Before we can begin to assess the value of specific proposals, it helps to look at the big picture of how the system works – and to address some common misconceptions. Check out the infographic below for an overview of the system and then test how much you have learned with our tax quiz.