August 11, 2026
Final day to submit 2nd half 2026 General Tax payments to the Receiver of Taxes. Late payments will incur penalties.
September 1, 2026
First day to authorize us to file your 2028/29 property tax grievance.
October 1, 2026
Nassau County issues 1st half 2026/27 School Tax bills.
November 10, 2026
Deadline to pay the 1st half 2026/27 School Taxes to the Receiver of Taxes. Penalties apply for payments made after this date.
January 1, 2027
Nassau County Department of Assessment releases tentative assessed values for the 2028/29 tax year.
January 1, 2027
1st half 2027 General Tax bills are mailed by Nassau County.
January 2, 2027
Last day to apply for Nassau County property tax exemptions, such as Basic or Enhanced STAR. For details, call the NYS Dept. of Taxation and Finance at 518-457-2036.
January 2, 2027
Official start of the 2028/29 Nassau County tax grievance filing period.
February 10, 2027
Final day to pay the 1st half 2027 General Taxes without penalty.
March 31, 2027
Deadline to file a 2028/29 Nassau County property tax grievance.
April 1, 2027
Nassau County issues 2nd half 2026/27 School Tax bills.
April 30, 2027
Final day to submit a 2027/28 Small Claims Assessment Review (SCAR) petition in Nassau County.