Lord Mayor of London been mandatory for election to the Lord Mayoralty. Two Sheriffs are selected annually by Common Hall, which meets on Midsummer's Day for this purpose. By an ordinance of 1435, the Lord Mayor must be chosen from amongst the Aldermen of the City of London. Those on the electoral roll of each of the City's 25 Wards select one Alderman, who formerly held office for life or until resignation. Now each Alderman must submit for re-election at least once in every six years. The Lord Mayor is then sworn in November, on the day before the Lord Mayor's Show ("see below").
Lord Mayor of London Mayor has been chosen from amongst the Aldermen of the City of London. The Lord Mayor is elected at Common Hall, comprising liverymen belonging to all of the City's livery companies. Common Hall is summoned by the sitting Lord Mayor; it meets at Guildhall on Michaelmas Day (29 September) or on the closest weekday. Voting is by show of hands; if, however, any liveryman so demands, balloting is held a fortnight later. The qualification to stand for election is that one must have served as a City Sheriff and be a current Alderman. Since 1385, prior service as Sheriff has