The
regulations, restrictions, boundaries set forth in this Chapter may
from time to time be amended, supplemented, changed or appealed to
reflect any and all changes in the National Flood Disaster Protection
Act of 1973; provided however, that no such action may be taken until
after a public hearing in relation thereto, at which parties in interest
and citizens shall have an opportunity to be heard. Notice of the
time and place of such hearing shall be published in a newspaper of
general circulation in the City of Crystal Lake Park.