We encourage homeowners NOT to wait until just before the property tax grievance deadline to submit the authorization for a variety of reasons. Most importantly, providing us the authorization early gives us ample time to properly analyze and prepare your submission and avoids any of the negativity that comes with rushing.  Nonetheless, below is a list of property tax appeal deadlines organized by county and town.

Westchester County Property Tax Reduction Deadlines

  • Mount Vernon Property Tax Grievance Deadline:   June of each year
  • New Rochelle Property Tax Grievance Deadline: June of each Year
  • Peekskill Property Tax Grievance Deadline: June of each year
  • City of Rye Property Tax Grievance Deadline: June of each year
  • Town of Rye Property Tax Grievance Deadline: June of each year
  • White Plains Property Tax Grievance Deadline: January of each year
  • Yonkers Property Tax Grievance Deadline: November of each year
  • Bedford Property Tax Grievance Deadline: June of each year
  • Cortlandt Property Tax Grievance Deadline: June of each year
  • Eastchester Property Tax Grievance Deadline: June of each year
  • Greenburgh Property Tax Grievance Deadline: June of each year
  • Harrison Property Tax Grievance Deadline: June of each year
  • Lewisboro Property Tax Grievance Deadline: June of each year
  • Mamaroneck Property Tax Grievance Deadline: June of each year
  • Mount Pleasant Property Tax Grievance Deadline: June of each year
  • New Castle Property Tax Grievance Deadline: June of each year
  • North Castle Property Tax Grievance Deadline: June of each year
  • North Salem Property Tax Grievance Deadline: June of each year
  • Ossining Property Tax Grievance Deadline: June of each year
  • Pelham Property Tax Grievance Deadline: June of each year
  • Pound Ridge Property Tax Grievance Deadline: June of each year
  • Scarsdale Property Tax Grievance Deadline: June of each year
  • Somers Property Tax Grievance Deadline: June of each year
  • Yorktown Property Tax Grievance Deadline: June of each year
  • Mount Kisco (town) Property Tax Grievance Deadline: June of each year
  • Village of Buchanan Property Tax Grievance Deadline: February of each year
  • Village of Croton on Hudson Property Tax Grievance Deadline: February of each year
  • Village of Bronxville Property Tax Grievance Deadline: February of each year
  • Village of Tuckahoe Property Tax Grievance Deadline: February of each year
  • Village of Ardsley: Property Tax Grievance Deadline: June of each year
  • Village of Dobbs Ferry Property Tax Grievance Deadline: February of each year
  • Village of Elmsford Property Tax Grievance Deadline: February of each year
  • Village of Hastings on Hudson Property Tax Grievance Deadline: February of each year
  • Village of Irvington Property Tax Grievance Deadline: June of each year
  • Village of Tarrytown Property Tax Grievance Deadline: February of each year
  • Village of Sleepy Hollow Property Tax Grievance Deadline: February of each year
  • Village of Pleasantville Property Tax Grievance Deadline: February of each year
  • Village of Mount Kisco Property Tax Grievance Deadline: February of each year
  • Village of Larchmont Property Tax Grievance Deadline: February of each year
  • Village of Mamaroneck Property Tax Grievance Deadline: February of each year

Rockland County Real Estate Tax Reduction Deadlines

  • Ramapo Property Tax Grievance Deadline: May of each year
  • Clarkstown Property Tax Grievance Deadline: May of each year
  • Stony Point Property Tax Grievance Deadline: May of each year
  • Orangetown Property Tax Grievance Deadline: May of each year
  • Haverstraw Property Tax Grievance Deadline: May of each year
  • Spring Valley Property Tax Grievance Deadline: February of each year
  • Airmont Property Tax Grievance Deadline: May of each year
  • Suffern Property Tax Grievance Deadline: May of each year
  • Wesley Hills Property Tax Grievance Deadline: May of each year
  • Pomona Property Tax Grievance Deadline: May of each year
  • Montebello Property Tax Grievance Deadline: May of each year
  • Upper Nyack Property Tax Grievance Deadline: February of each year
  • Haverstraw (village) Property Tax Grievance Deadline: February of each year
  • Grandview on the Hudson Property Tax Grievance Deadline: May of each year
  • West Haverstraw Property Tax Grievance Deadline: February of each year
  • Piermont Property Tax Grievance Deadline: February of each year
  • New Hempstead Property Tax Grievance Deadline: May of each year
  • Nyack Property Tax Grievance Deadline: May of each year
  • South Nyack Property Tax Grievance Deadline: May of each year
  • Sloatsburg Property Tax Grievance Deadline: May of each year
  • Chestnut Ridge Property Tax Grievance Deadline: May of each year

Putnam County Real Estate Tax Reduction Deadlines

  • Carmel Property Tax Grievance Deadline: May of each year
  • Philipstown Property Tax Grievance Deadline: May of each year
  • Southeast Property Tax Grievance Deadline: May of each year
  • Patterson Property Tax Grievance Deadline: May of each year
  • Putnam Valley Property Tax Grievance Deadline: May of each year
  • Kent Property Tax Grievance Deadline: May of each year
  • Cold Spring Property Tax Grievance Deadline: May of each year
  • Brewster Property Tax Grievance Deadline: May of each year

Orange & Dutchess County Real Estate Tax Reduction Deadlines

  • All Towns:  May Of Each Year