IT-203-C
New York State Department of Taxation and Finance
Nonresident or Part-Year Resident
(8/09)
Spouse’s Certification
To be filed with Form IT-203 by married taxpayers filing a joint return when only one spouse has
New York source income (see Form IT-203 instructions for additional information).
Name of spouse with New York source income
Social security number
Name of spouse with no New York source income
Social security number
Certification of spouse with New York source income — I certify that I am the spouse with the New York source
income shown in the New York State amount column on Form IT-203 and my
spouse, to the best of my knowledge and belief, had no New York source income for ... Tax year:
Signature
Date
Who must complete this form — If you are required to file a joint Form IT-203 and only one of you had
New York source income, the spouse with New York source income must complete this form.
Purpose of form — Married nonresidents and part-year residents who are required to file a joint New York
State return must use the combined income of both spouses to determine the base tax subject to the income
percentage allocation, even if only one spouse has New York source income. However, a spouse with no
New York source income cannot be required to sign the joint return and cannot be held liable for any tax,
penalty, or interest that may be due. This form will allow the Tax Department to properly process your return.
How to file — Attach the completed Form IT-203-C to your Form IT-203. Keep a copy for your records.
2351090094
Please file this original scannable attachment with the Tax Department.