Under what circumstances can the Parliament legislate with respect to any matter in the State List when a Proclamation of Emergency is in operation?
Under the given context, the Parliament can legislate with respect to any matter in the State List when a Proclamation of Emergency is in operation. This power arises due to Article 250 of the Indian Constitution which states that if a Proclamation of Emergency is in operation, then the Parliament can make laws with respect to any matter in the State List.