Section 438. Privilege against self-incrimination

The willful refusal to
  answer a  material  question  or  the  assertion  of  privilege  against
  self-incrimination  during  a  hearing  upon any investigation or review
  authorized by this article or  by  article  fourteen-h  of  the  general
  municipal law by any licensee or any person identified with any licensee
  as an officer, director, stockholder, partner, member, employee or agent
  thereof   shall  constitute  sufficient  cause  for  the  revocation  or
  suspension of any  license  issued  under  this  article  or  under  the
  licensing  law, as the commission or as the municipal governing body may
  determine.