The Secretary of Defense, and Secretary of Homeland Security with respect to the Coast Guard, shall, after consultation with the Joint Chiefs of Staff about how best to implement this policy and consistent with applicable law, take all necessary steps to ensure that all directives, orders, regulations, and policies of their respective departments are consistent with this order. These steps shall include establishing a process by which transgender service members may transition gender while serving, along with any further steps that the Secretary of Defense and Secretary of Homeland Security deem appropriate to advance the policy described in section 1 of this order.