January 1 - Effective date of current assessment.
April 2 through April 25 - Property owner may request an informal review of their assessment by the assessor.
April 2 through April 30 - Protest of assessment period for filing with the local Board of Review.
May 1 through adjournment - Board of Review meets each year.
October 9 through October 31 - Protest period for filing with Board of Review on those properties affected by changes in value as a result of the Director of Revenue Equalization Orders (odd numbered years).