How the U.S. Congressional Election Works According to Article 1 of the U.S. Constitution (1787), Congress consists of two houses, the Senate (upper house) and the House of Representatives (lower house). Brasel Marilyn
How a bill becomes a law Let’s start with the math. The 435-member House of Representatives passes laws by majority vote, which means that at least 218 members of the lower house must vote in favor of a bill in order for it to be approved. Brasel Marilyn
