It has emerged this evening that Senator Ivor Calelly was sent a letter ordering him to attend today's committee investigating his expenses - and a cheque for €50 was enclosed to cover his travel to Leinster House.

An official who deals with the expenses of Oireachtas members says Senator Ivor Calelly had several opportunities to change his address from Cork to Dublin.

ianna Fáil Senator Ivor Calelly has been invited to explain his expenses in public next week.