New Jersey has a complex tax structure regarding the wages of resident and nonresident remote employees, characterized by specific employer withholding obligations and sourcing rules.
Key Points
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Employer Withholding Obligations: Employers in New Jersey are required to withhold state income tax from wages paid to both resident and nonresident employees. The withholding amount should be calculated to approximate the tax due based on the employee's New Jersey income for the calendar year (N.J.S.A. 54A:7-1) [5].
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Sourcing of Nonresident Wages: For nonresident employees, New Jersey applies a sourcing rule based on the convenience of the employer. If a nonresident performs services outside of New Jersey for their own convenience (rather than for the necessity of the employer), those wages are taxable and sourced to New Jersey. This means that even if the employees work remotely, their income can still be subject to New Jersey income tax if the conditions of the convenience rule are met [3][8].
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Reciprocity Agreements: New Jersey has reciprocity agreements in place with Pennsylvania. This means that nonresidents who work in New Jersey but reside in Pennsylvania may not be subject to New Jersey income tax on wages, thus making withholding less burdensome for those out-of-state employees [1].
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De-minimis Thresholds: New Jersey's tax laws do not specify a de-minimis threshold regarding days worked or dollar amounts that differentiate taxable from non-taxable wages for nonresident employees. The expansive nexus posture means that all wages earned from services performed in the state are likely subject to taxation [3].
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Local/City Wage Taxes: New Jersey also allows municipalities to impose local taxes on wages, complicating the tax landscape further. Employers must determine if local wage taxes are applicable based on the location of the employee's work or residence [4].
These regulations underscore New Jersey's proactive approach to taxing employee wages, particularly as remote work becomes more prevalent, thereby heightening the need for employers to understand their compliance obligations effectively.