A casting vote is a vote that someone may exercise to resolve a deadlock. A casting vote is typically by the presiding officer of a council, legislative body, committee, etc., and may only be exercised to break a deadlock. ... In some legislatures, a casting vote may be exercised however the presiding officer wishes.

Does a chairperson have a casting vote?

Questions arising at a meeting shall be decided by a majority of votes. In the case of an equality of votes, the chairman shall have a second or casting vote.

What is the difference between a deliberative vote and a casting vote?

A 'deliberative vote' is the normal vote cast by all Members in the Chamber when a question is put. A 'casting vote' is exercised by the Presiding Officer in some Houses if a division is tied.