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The eight steps of how a bill becomes a law
What is the bill is introduced by the House or Senate, Committees act on the bill (approve, rewrite, or kill), the House or Senate debates and votes on the bill, the House and Senate work out the differences between their versions of the bill, both houses of Congress pass the revised bill, the President vetoes or signs the bill, the bill must have a 2/3 majority vote of Congress to approve a vetoed bill, bill becomes a law