Payroll administration in 2026 reflects a convergence of higher federal wage bases, updated mileage reimbursement rates, expanded benefit contribution limits, and revised New Jersey payroll thresholds. Together, these changes affect how compensation, benefits, and reimbursements are calculated, withheld, and reported throughout the year. The following is a factual summary of key federal and New Jersey payroll and mileage updates effective in 2026.
Federal Mileage Rates and Vehicle Limits
Federal Mileage Rates
Effective January 1, 2026, the IRS updated standard mileage rates as follows:
| Type of mileage | 2025 rate | 2026 rate |
| Business | $0.70 | $0.725 |
| Medical and relocation | $0.21 | $0.205 |
| Charity | $0.14 | $0.14 |
Additional federal mileage provisions:
- The charitable mileage rate remains fixed by statute.
- Miscellaneous itemized deductions for unreimbursed employee travel expenses are not permitted.
- Moving expense deductions remain limited to certain qualifying federal personnel.
Luxury Vehicle Valuation Limit
- The maximum fair market value of a vehicle first made available to employees in calendar year 2026 increases from $61,200 to $61,700.
- This limit applies to the optional fleet-average and cents-per-mile valuation methods.
Federal Payroll Tax Rates for 2026
FICA and Medicare
| Tax | Employee rate | Employer rate | Wage base |
| Social Security (OASDI) | 6.2% | 6.2% | $184,500 |
| Medicare | 1.45% | 1.45% | No limit |
| Additional Medicare | 0.9% | N/A | Over $200,000 |
Key federal payroll thresholds:
- The Social Security wage base increases from $176,100 to $184,500.
- The maximum Social Security tax increases to $11,439 for both employees and employers.
- The Additional Medicare Tax applies only to employee wages exceeding $200,000.
Federal Unemployment Tax (FUTA)
- Gross FUTA rate: 6.0%.
- Net effective rate with full credit: 0.6%.
- FUTA wage base remains $7,000.
- FUTA is paid by the employer only.
Federal Retirement and Benefit Limits
Several payroll-related benefit limits increase for 2026:
| Item | 2026 limit |
| 401(k) elective deferral | $24,500 |
| Catch-up contribution (age 50+) | $8,000 |
| Catch-up contribution (ages 60–63) | $11,250 |
| Total defined contribution limit | $72,000 |
| HSA – self-only | $4,400 |
| HSA – family | $8,750 |
| Medical FSA | $3,400 |
| Dependent care FSA (MFJ) | $7,500 |
Beginning in 2026:
- Employees with more than $150,000 in prior-year FICA wages must make catch-up 401(k) contributions on a Roth basis.
- Payroll systems must distinguish between Roth and pretax contributions for affected participants.
New Jersey Payroll and Wage Updates
Unemployment, Disability, and Family Leave
New Jersey updates several payroll wage bases and employee contribution limits, effective January 1, 2026.
| Program | 2026 wage base | Employee rate | Maximum tax |
| Unemployment Insurance | $44,800 | 0.425% | $190.40 |
| Temporary Disability Insurance | $171,100 | 0.19% | $325.09 |
| Family Leave Insurance | $171,100 | 0.23% | $393.53 |
Additional New Jersey payroll updates:
- The employer unemployment and disability wage base increases from $43,300 to $44,800.
- Maximum weekly benefits increase to:
- $905 for Unemployment Insurance
- $1,119 for Temporary Disability and Family Leave Insurance
- $1,199 for Workers’ Compensation
- New Jersey requires payroll tax payments to be submitted electronically.
- The New Jersey sales tax rate remains 6.625%.
Minimum Wage
- The New Jersey minimum wage increases to $15.92 per hour effective January 1, 2026.
- Certain worker categories and employer-size exceptions continue to apply.
Federal Payroll Reporting and Compliance Dates
| Form | Due date | |
| Form W-2 | February 2, 2026 | |
| Form 1099-NEC | February 2, 2026 | |
| Electronic filing threshold | 10 or more information returns | |
Additional federal payroll compliance updates:
- A revised Form W-4 dated December 8, 2025, applies to new hires.
- Backup withholding remains at 24%.
- Supplemental wages under $1 million may be withheld at 22%; amounts over $1 million are subject to 37% withholding.
Payroll and mileage updates for 2026 reflect coordinated changes across federal tax law and New Jersey payroll requirements, including higher wage bases, revised contribution limits, and updated reimbursement rates. Accurate payroll processing depends on aligning withholding, benefits, and reporting with these updated thresholds throughout the year. To discuss how these changes may affect your business, contact Sal Schibell, CPA, CFP®, MBA, MS Taxation – Tax Partner, at (732) 539-7328 or salschibell@LRSCPA.com