(a) Any allocation made by the Board must--
(1) Be authorized by the concurring vote of a majority of the total
membership of the Board;
(2) Be made in writing, signed by the Chairman of the Board and
acknowledged in writing by the receiving Board member or members;
(3) Set forth the duties and responsibilities allocated, either in
the body of the document or by reference to another document existing at
the time of the allocation; and
(4) Be communicated in an appropriate written form to the Executive
Director, the participants and the beneficiaries of the Thrift Savings
Fund.
(b) Any allocation made by the Executive Director must--
(1) Be made in writing, signed by the Executive Director and
acknowledged in writing by the receiving fiduciary;
(2) Set forth the duties and responsibilities allocated, either in
the body of the document or by reference to another document existing at
the time of the allocation; and
(3) Be communicated in an appropriate written form to the
participants and beneficiaries of the Thrift Savings Fund.