After January 10, there is a 1% per month penalty charge added to the unpaid first half tax amount until May 31.
|Late Payments ||Penalty Charges |
|January 11 to February 10||1%|
|February 11 to March 10||2%|
|March 11 to April 11||3%|
|April 12 to May 10 ||4%|
|May 11 to May 31||5%|
After May 31, taxes become delinquent and are payable to the Suffolk County Comptroller's Office. In addition to the tax amount due, a 5% penalty is added together with interest at the rate of 1% per month calculated from February 1. (Note: Interest is calculated on the total of tax and penalty).