Continuity of the Senate Act of 2004 - Provides that if the Senate ascertains that a quorum of the Senate is not present, the Majority and Minority Leaders of the Senate, or their designees, may jointly determine that such absence of a quorum is caused by the inability of the members of the Senate to discharge the powers and duties of the office during a time of national crisis.
Authorizes the legislature of each State to enact laws declaring who shall serve in the place of such members.