The question asks who is not associated with the Governing Council of NJT1 Aayog. Let`s analyze each option:

Option 1: The Prime Minister - The Prime Minister is usually associated with high-level councils and decision-making bodies. Therefore, it is reasonable to assume that the Prime Minister could be associated with the Governing Council of NJT1 Aayog.

Option 2: The President - The President is the ceremonial head of state and does not typically have direct involvement in policy-making or governing bodies. Therefore, it is reasonable to assume that the President is not associated with the Governing Council of NJT1 Aayog, which is a governing body.

Option 3: The Chief Ministers of States - Chief Ministers are usually involved in governing bodies and decision-making processes at the state level. Therefore, it is reasonable to assume that the Chief Ministers of States could be associated with the Governing Council of NJT1 Aayog.

Option 4: The Chief Ministers of Union Territories - Chief Ministers of Union Territories also hold governing positions. Therefore, it is reasonable to assume that the Chief Ministers of Union Territories could be associated with the Governing Council of NJT1 Aayog.

Based on our analysis, the correct answer is option 2