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- Tax Due Dates
| Tax | Date |
| Effective date of annual assessment (70.10) | January 1 |
| First installment of real estate taxes and personal property taxes due | January 31 |
| Town, village, and city treasurers must make settlement with the County Treasurer for state and county taxes (74.03(5)) | February 15 or before |
| Clerk’s Statement or Assessment due (74.03) | Second Monday of June |
| Second installment of Real Property Taxes due (74.03(2)) | July 31 |
| County Treasurer to sell delinquent taxes | August 15 |
| County Equalization meeting (Committee or County Board)(73.05(4)) | First Monday of September or before |
| Local clerks must turn over tax roll to local treasurers | Third Monday of December or before |