Notices of hearings required by section five of this article shall be filed in the state register not less than thirty nor more than sixty days before the date of such hearing or the last day specified therein for receiving written material. Any hearing may be continued from time to time and place to place by the board which shall have the effect of extending the last day for receipt of evidence or public comment. Notice of such continuance shall be promptly filed thereafter in the state register.
W. Va. Code § 29A-3B-7