The House of Representatives is made up of 435 elected members, divided among the 50 states in proportion to their total population. In addition, there are 6 non-voting members, representing the District of Columbia, the Commonwealth of Puerto Rico, and four other territories of the United States.

The presiding officer of the chamber is the Speaker of the House, elected by the Representatives. He or she is third in the line of succession to the Presidency.

The House has several powers assigned exclusively to it, including the power to initiate revenue bills, impeach federal officials, and elect the President in the case of an electoral college tie.