in Cases of Dispute over Treatment Under the Program: (A) Special Access The Secretary shall establish a process whereby, with respect to a beneficiary with a certified advance directive, a person described in subparagraph (B) may obtain access to the beneficiary’s advance directive for the purposes of viewing and sharing such advance directive when— (i) the provisions of the advance directive have come into force under the applicable State’s law because the beneficiary has become incapable of making health care decisions or under other circumstances provided under State law