No branch, but the constitution itself does this.
The Congress
Congress -PrinceBlast
Congress.
Executive Branch
The constitution
The judicial branch determines if a law is constitutional or not.
The Legislative Branch.
Ratification by the three-fourths of the state legislatures
Ratification by the three-fourths of the state legislatures
Ratification by the three-fourths of the state legislatures
Ratification by the three-fourths of the state legislatures
Ratification by the three-fourths of the state legislatures