Effective January 2023
Federal and State Income Tax Withholding
2023 Rates
Tax Summary
|
Year 2023
|
Year 2022
|
Social Security/OASDI Rate
|
6.2 percent
|
6.2 percent
|
Social Security Maximum Wage Base
|
$160,200
|
$147,000
|
Maximum Social Security /OASDI Contribution
|
$9,932.40
|
$9,114.00 |
Medicare Rate
|
1.45 percent
|
1.45 percent
|
Medicare Maximum Wage Base
|
No limit
|
No limit
|
Maximum Medicare Contribution (1.45%)
|
No limit
|
No limit
|
CA SDI – PT Faculty Only
|
0.09 percent
|
1.10 percent
|
CA SDI Maximum Wage Base
|
$153,164
|
$145,600
|
403/457
|
$22,500
|
$20,500
|
403/457 over 50
|
$30,000
|
$27,000
|
Federal Withholding — Form W-4 (exempt status)
Individuals will need to complete a new Form W-4 “Employee’s Withholding Certificate” if they filed exempt in 2022 no later than February 15, 2023, to claim an exemption for 2023.
Form W-4
Form W-4