Under Article 368(2) of the Constitution, certain amendments require ratification by at least half of the State Legislatures, particularly those affecting the federal structure.

✅ I. Union List in the Seventh Schedule – Correct

• Any change to the Union List alters the federal balance and requires State ratification.

✅ II. Extent of executive power of a State – Correct

• This impacts the distribution of power between Centre and States, so it also requires ratification.

❌ III. Conditions of the Governor’s office – Incorrect

• Changes to the Governor’s conditions of service do not require ratification by States.