1.   The amendments still need the approval of the Senate.

2.   The amendment itself will need a two-thirds majority.

3.   The amendments still need the approval of the Senate, where prospects for passage are unclear.

4.   The amendments still need the approval of the Senate, where prospects for passage were unclear on Wednesday night.

5.   The amendment needs approval by a two-thirds majority in the House and Senate and three-fourths of the states.

6.   The necessary constitutional amendment needs the consent of the state-nominated upper house.

7.   Though the move was a critical step, many amendments need to be considered by the Parliament and a final, formal approval is scheduled for late January.

8.   To become law, the amendment also needs the formality of a royal assent.

9.   A constitutional amendment also needs to be ratified by three-fourths of state legislatures.

10.   A constitutional amendment needs a two-thirds vote in both chambers and then must be ratified by three-fourths of state legislatures.