New York Codes, Rules and Regulations
Title 20 - DEPARTMENT OF TAXATION AND FINANCE
Chapter II - Income Taxes and Estate Taxes
Subchapter E - New York City Personal Income Tax On Residents
Part 291 - Withholding Of Tax
Section 291.1 - Determining New York City personal income tax on residents to be withheld

(a) The amount of New York City personal income tax on residents of such city to be deducted and withheld by an employer must be determined in accordance with one of the following withholding methods:

Method I-Wage Bracket Table Method

Method II-Exact Calculation Method

In case of special situations, however, an employer may apply to the Commissioner of Taxation and Finance for permission to use another method. The wage bracket table method and the exact calculation method are set out in Appendix 10-C of this Title and are also obtainable in booklet form from the Taxpayer Assistance Bureau of the New York State Department of Taxation and Finance, or from any New York State district tax office. Instructions for withholding, payment and reporting of the New York City personal income tax on residents are also available in booklet form.

(b) Supplemental wages.

The provisions of section 171.4(b) of this Title with respect to the withholding of New York State personal income tax on supplemental wages shall also be applicable to the withholding of New York City personal income tax on residents, except with regard to the rate prescribed in such section. For New York City personal income tax on residents withholding purposes, an employer may withhold from the supplemental wages at a rate equal to 4.25 percent.