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The 2022 Grand List tax bills were mailed on June 21, 2023. The tax office is accepting payments in person along with the Tax Payment Drop Box which is located on the exterior wall of the Tax Collector’s Office. Tax bills are also viewable and payable online at www.madisonct.org/taxpayments. The first installment of tax is due July 1, 2023. Payments received on or before August 1, 2023, (US postmark) is considered an on-time payment.