(1) Where a member of the Board -

(a) is nominated as a member of Seanad Éireann,

(b) is elected as a member of either House of the Oireachtas or to the European Parliament,

(c) is regarded pursuant to Part XIII of the Second Schedule to the European Parliament Elections Act 1997, as having been elected to the European Parliament to fill a vacancy, or

(d) becomes a member of a local authority,

he or she shall thereupon cease to be a member of the Board.

(2) Where a person employed by the Authority -

(a) is nominated as a member of Seanad Éireann,

(b) is elected as a member of either House of the Oireachtas or to the European Parliament, or

(c) is regarded pursuant to Part XIII of the Second Schedule to the European Parliament Elections Act 1997, as having been elected to the European Parliament to fill a vacancy,