Mississippi—Legislature: Two-thirds vote of one Legislature; majority of a second, after the referendum vote (quadrennial). People: Majority voting at the election. No Constitutional Convention.
Pennsylvania—Legislature: Majority of the two Legislatures (biennial). People: Majority of people voting at election. Same amendment can be submitted only once in five years. No Constitutional Convention.
Rhode Island—Legislature: Majority of two Legislatures (annual).
People: Three-fifths of all voting at election. No Constitutional
Convention.
Tennessee—Legislature: Majority vote in one Legislature, and a two-thirds vote in a second (biennial). People: Majority of all voting for representatives. Same amendment can be submitted only once in six years.
G.—Most Difficult States:
Vermont—Legislature: Majority in House and two-thirds in Senate
in one Legislature; majority of both houses in a second (biennial).
People: Majority voting on the amendment. No Constitutional
Convention. Constitution can be amended only once in ten years.
New Hampshire—Constitutional Convention alone can propose amendment. This convention is held once in seven years. People: Two-thirds majority vote on amendment.
Illinois—Legislature: Two-thirds vote of one Legislature (biennial).
People: Majority voting at the election. Only one amendment at a time.
Same amendment only once in four years.
Indiana—Legislature: Majority vote of two Legislatures (biennial). People: Majority of voters in state. While one amendment awaits action no other can be proposed. No Constitutional Convention.
New Mexico—Legislature Three-fourths vote of one Legislature (biennial). People: Three-fourths of those voting at election; two-thirds from each county.