40 CFR §1603.10

1. (a)The time or place of a meeting may be changed following the public announcement only if the CSB publicly announces such change at the earliest practicable time. Members need not approve such change.
2. (b)A meeting may be cancelled, or the subject matter of a meeting or the determination of the Board to open or to close a meeting, or a portion thereof, to the public may be changed following public announcement only if:
   1. (1)A majority of all Members determines by recorded vote that CSB business so requires and that no earlier announcement of the cancellation or change was possible; and
   2. (2)The CSB publicly announces such cancellation or change and the vote of each Member thereon at the earliest practicable time.
3. (c)The deletion of any subject matter announced for a meeting is not a change requiring the approval of the Board under paragraph (b) of this section.