2006 New York Code - License Terms.

 
    §  20-108  License  terms.  a.  The  commissioner  shall  establish by
  regulation the expiration date of licenses issued  pursuant  to  chapter
  two.
    b.  Licenses  issued  pursuant  to chapter two shall be for a two-year
  term  unless  otherwise  specifically  provided  for  in  chapter   two;
  provided, however, that whenever the commissioner changes the expiration
  date  of a type of license pursuant to subdivision a of this section, he
  or she may also increase or decrease the term of such type of license by
  rule to the extent necessary to effectuate the change.