If yes, you will need to provide and maintain general liability
  insurance and the coverage shall be in the amount of $1 million
  for bodily injury, personal injury and property damage. If
  alcoholic beverages are served, then host liquor liability
  coverage in the amount of $1 million for bodily injury and
  property damage will be required. General liability and host
  liquor liability shall be endorsed naming the City of Grass
  Valley, its officers, agents, employees and volunteers as
  additional insureds. Each policy required by this clause shall be
  endorsed to state that coverage shall not be cancelled or changed
  except after thirty (30) days written notice has been given to
  the City of Grass Valley