A new bill in Congress threatens to make life hard for the nation's big banks. With JPMorgan (NYSE:JPM), Bank of America (NYSE:BAC), Wells Fargo (NYSE:WFC), and Citigroup (NYSE:C) all clocking in with assets over $400 billion, the new law would hit them hardest where it counts -- capital reserves.

In the video below, Motley Fool contributor Jessica Alling discusses the proposed legislature, how it would effect the banks, and what investors should look out for. 

Fool contributor Jessica Alling has no position in any stocks mentioned, but you can contact her here. The Motley Fool recommends Wells Fargo. The Motley Fool owns shares of Bank of America, Citigroup, JPMorgan Chase, and Wells Fargo. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.