Rehnquist offered three rationales for the application of the non-delegation doctrine. First, ensure Congress makes social policy, not agencies; delegation should only be used when the policy is highly technical or the ground too large to be covered.
Rehnquist proposed three justifications for the application of the non-delegation doctrine. Firstly, Congress should be responsible for creating social policy, not administrative agencies; delegation is only permissible when the policy is highly specialized or the scope is too broad to be handled by an agency.