Assessment Review Calendar

2017-18 Tax Year for Nassau County

January 4, 2016

Department of Assessment publishes tentative assessment roll based on value as of this date.

March 1, 2016

Last day to appeal 2017-18 assessment published on January 2016 tentative roll.

March 2, 2016 to March 31, 2017

ARC reviews appeals and makes determinations.

January 2, 2017

Last day to file an application for a new exemption with the Department of Assessment. Eligibility for exemptions determined as of this date. Department of Assessment publishes adjusted tentative assessments reflecting new construction or expansion of improvements. Value determined as of this date for property affected by new construction, expansion or destruction of improvements, or change in exempt status.

April 1, 2017

Department of Assessment publishes final assessment roll reflecting changes made by ARC and exemption changes.

May 1, 2017

Last day to file for judicial review of assessments, including Small Claims Assessment Review.

October 1, 2017

Town Receiver of Taxes mails school tax bill based on April 2017 assessment.

January 1, 2018

Town or city receiver mails general tax bill based on the April 2017 assessment.

Dates are approximately one year earlier for 2016-17 and one year later for 2018-19.