40-10-20   PUBLIC HEARING, NOTICE.
   The Zoning Board of Appeals shall hold a public hearing on each variance request within sixty (60) days after the variance application is submitted to them. At the hearing any interested party may appear and testify either in person or by duly authorized agent or attorney. Notice indicating the time, date, and place of the hearing, and the nature of the proposed variance shall be given not more than thirty (30) nor less than fifteen (15) days before the hearing;
   (A)   By certified mail to the applicant and
   (B)   By publication in a newspaper of general circulation within the Municipality and,
   (C)   By first-class mail to all owners of property contiguous to the property affected by the proposed variance. (See 65 ILCS 5/11-13-7)