Section 6-208. Petitions, qualifications of signers

Any village resident
  who is a registered  voter  of  the  village  and,  in  the  case  of  a
  designating  petition,  an  enrolled  member  of  the  party  filing the
  petition may sign an independent nominating petition  or  a  designating
  petition  providing  that: (a) such signature was made not more than six
  weeks prior to the last day to file such petition; (b) he has not signed
  more than one petition designating or nominating a candidate  for  mayor
  or  village  justice. If he has signed more than one such petition, only
  the earliest signature for each such office shall be valid; (c)  he  has
  not  signed more than one petition designating or nominating a candidate
  for each vacancy which exists for  the  office  of  village  trustee  or
  village justice if the village has provided for two such justices. If he
  has  signed  more than one such petition for each such vacancy, only the
  earlier signatures shall be valid; or (d) he does not vote at a  primary
  election  or  party  caucus where a candidate was nominated for the same
  office for each such vacancy.