(a) The certificate of incorporation may contain provisions specifying
either or both of the following:
  (1) That  the  proportion  of directors that shall constitute a quorum
for the transaction of business or of any  specified  item  of  business
shall  be  greater than the proportion prescribed by this chapter in the
absence of such provision.
  (2) That the proportion of votes of directors that shall be  necessary
for  the  transaction  of  business or of any specified item of business
shall be greater than the proportion prescribed by this chapter  in  the
absence of such provision.
  (b) (1) An amendment of the certificate of incorporation which changes
or strikes out a provision permitted by this section shall be authorized
at a meeting of shareholders by (A) (i) for any corporation in existence
on  the effective date of subparagraph (2) of this paragraph, two-thirds
of the votes of all outstanding shares entitled  to  vote  thereon,  and
(ii)  for  any  corporation  in  existence on the effective date of this
clause the certificate of incorporation of which expressly provides such
and for  any  corporation  incorporated  after  the  effective  date  of
subparagraph  (2)  of  this  paragraph,  a  majority of the votes of all
outstanding shares entitled to vote thereon or (B) in either case,  such
greater  proportion of votes of shares, or votes of a class or series of
shares,  as  may  be  provided  specifically  in  the   certificate   of
incorporation for changing or striking out a provision permitted by this
section.
  (2)  Any  corporation  may  adopt  an  amendment of the certificate of
incorporation in accordance with any applicable clause or  subclause  of
subparagraph (1) of this paragraph to provide that any further amendment
of  the  certificate  of  incorporation  that  changes  or strikes out a
provision permitted by this section shall be authorized at a meeting  of
the  shareholders  by a specified proportion of the votes of the shares,
or particular class or series  of  shares,  entitled  to  vote  thereon,
provided that such proportion may not be less than a majority.
Structure New York Laws
Article 7 - Directors and Officers
703 - Election and Term of Directors.
704 - Classification of Directors.
705 - Newly Created Directorships and Vacancies.
709 - Greater Requirement as to Quorum and Vote of Directors.
710 - Place and Time of Meetings of the Board.
711 - Notice of Meetings of the Board.
712 - Executive Committee and Other Committees.
718 - List of Directors and Officers.
719 - Liability of Directors in Certain Cases.
720 - Action Against Directors and Officers for Misconduct.
721 - Nonexclusivity of Statutory Provisions for Indemnification of Directors and Officers.
722 - Authorization for Indemnification of Directors and Officers.
723 - Payment of Indemnification Other Than by Court Award.
724 - Indemnification of Directors and Officers by a Court.
725 - Other Provisions Affecting Indemnification of Directors and Officers.
726 - Insurance for Indemnification of Directors and Officers.