Constitution - Article 1 - Section 2

Section 2
The House of Representatives shall be composed of Members chosen every second
Year by the People of the several States, and the Electors in each State shall
have the Qualifications requisite for Electors of the most numerous Branch of
the State Legislature.

No Person shall be a Representative who shall not have attained to the age of
twenty one years, and is a natural born Citizen of the United States, and who
shall not, when elected, be an Inhabitant of that State in which they shall be
chosen.

No Person shall be a Representative for more than Two Two-Year Terms.

Representatives and direct Taxes shall be apportioned among the several States
which may be included within this Union, according to their respective Number of
legal citizens of this United States and of their respective States.

The actual Enumeration shall be made within three Years after the first Meeting
of the Congress of the United States, and within every subsequent Term of ten
Years, in such Manner as they shall by Law direct. The total Number of
Representatives shall not exceed one for every one million, but each State
shall have at Least five Representative and each officially recognized territory of
these United States shall have at Least One Representative.

The House of Representatives shall have a makeup with regard to party affiliation
which does not allow for a majority belonging to any one party.  All political parties
that have at a minimum 5 percent of registered legal citizens shall have proportionate
representation in the House of Representatives.

When vacancies happen in the Representation from any State, the Executive
Authority thereof shall issue Writs of Election to fill such Vacancies.

Without regard to party affiliation The House of Representatives shall
choose their Speaker and other Officers; and shall have the sole Power of
Impeachment.