Do I need a notary for the Senior Citizens’ Property Tax Exemption Application?

No. Sign and date the application without a notary. If an owner or former spouse is absent from the residence, the form says to attach a notarized Abandonment.

What documents should I attach?

Attach the ownership, age, residency, income, tax return, and expense documentation requested by the application. Additional documents may be required based on your answers.

Who should complete this application?

Senior citizens seeking a property tax exemption for the 2027–2028 tax year should complete it for their property in Nassau County.

Nassau County, NY · Nassau County

No notary required

2027-2028 Senior Citizens’ Property Tax Exemption Application

Nassau County senior property owners use this application to request a property tax exemption and provide ownership, age, residency, income, and expense information.

At a glance

Issued by: City of Nassau County · Nassau County, Nassau County, New York
Notarization: Not required: file this form without a notary.
Official source: nassaucountyny.gov
Blank form: Download the PDF
Catalogued: Oct 5, 2026
Machine-readable: JSON record · about the forms index

What this form is

This application is for senior citizens seeking a property tax exemption for the 2027–2028 tax year. Nassau County requires applicants to file it with the Department of Assessment by January 4, 2027. It asks for property and owner details, proof of ownership, age and residency, income and qualifying unreimbursed expenses, along with supporting tax returns and other documents.

Who needs it

Senior citizens seeking this exemption for a Nassau County property must file the application and attach documentation supporting their answers.

How to submit it

File it with the Nassau County Department of Assessment at 240 Old Country Road, 4th Floor, Mineola, New York 11501, by January 4, 2027. The application states there is no filing fee.

About notarization

This application is signed and dated without a notary; if applicable, attach a notarized Abandonment for an absent owner or former spouse.

How to submit this form

1
Download the Application
Download the 2027–2028 Senior Citizens’ Property Tax Exemption Application.
2
Complete the Application
Provide the requested property, owner, age, residency, income, and expense information.
3
Gather Supporting Documents
Attach the required ownership, age, residency, income, tax return, and expense records, plus any other documents required by your answers.
4
File With the County
File with the Nassau County Department of Assessment by January 4, 2027. The form states there is no filing fee.

Frequently asked questions

Do I need a notary for the Senior Citizens’ Property Tax Exemption Application?: No. Sign and date the application without a notary. If an owner or former spouse is absent from the residence, the form says to attach a notarized Abandonment.
How do I submit the application?: File it with the Nassau County Department of Assessment at 240 Old Country Road, 4th Floor, Mineola, New York 11501. The form gives a January 4, 2027 filing date and says there is no fee.
What documents should I attach?: Attach the ownership, age, residency, income, tax return, and expense documentation requested by the application. Additional documents may be required based on your answers.
Who should complete this application?: Senior citizens seeking a property tax exemption for the 2027–2028 tax year should complete it for their property in Nassau County.

Need something notarized?

This 2027-2028 Senior Citizens’ Property Tax Exemption Application doesn’t need a notary, but if you have another Nassau County form that does, a commissioned online notary can help.