A. With the prior permission of the president
B. Only after the constitution is amended suit-ably
C. In case of inconsistency among state legislatures
D. At the request of two or more states
✅ The correct answer is option D.
Parliament can legislate on matters listed in the state list at the request of two or more states.
Parliament can legislate on matters listed in the state list at the request of two or more states.