(a) Filing. All papers submitted to the Board under this part shall
be filed with the Executive Director of the Administrative Review Board,
U.S. Department of Labor, Washington, DC 20210.
(b) Number of copies. An original and four copies of all papers
shall be submitted.
(c) Manner of service. Service under this part shall be by the
filing party or interested person, service may be personal or may be by
mail. Service by mail is complete on mailing.
(d) Proof of service. Papers filed with the Board shall contain an
acknowledgement of service by the person served or proof of service in
the form of a statement of the date and the manner of service and the
names of the person or persons served, certified by the person who made
service.
