Reserve Bank of India Act, 1934
13. Meetings of the Central Board
(1) Meetings of the Central Board shall be convened by the Governor at least six times in each year and at least once in each quarter.
(2) Any four Directors may require the Governor to convene a meeting of the Central Board at any time and the Governor shall forthwith convene a meeting accordingly.
(3) The Governor or if for any reason, he is unable to attend, the Deputy Governor authorized by the Governor under the proviso to sub-section (3) of Section 8 to vote for him, shall preside at meetings of the Central Board, and, in the event of an equality of voter, shall have a second or casting vote.