| State |
Code |
Requires
Withholding |
Withholding Certificate Requirements |
| Alabama |
AL |
Yes |
Form A-4 from
Alabama Department of Revenue |
| Alaska |
AK |
No |
None
|
| Arizona |
AZ |
Yes |
Form A-4 from
Arizona Department of Revenue |
| Arkansas |
AR |
Yes |
Form AR4EC from
Arkansas Dept of Finance and Administration |
| California |
CA |
Yes |
Federal W-4, use UC version
|
| Colorado |
CO |
Yes |
Federal W-4, use UC version
|
| Connecticut |
CT |
Yes |
Form CT W-4 from
Connecticut DRS |
| Delaware |
DE |
Yes |
Federal W-4, use UC version
|
| District of Columbia |
DC |
Yes |
Form D-4 from
Office of Tax and Revenue - District of Columbia |
| Florida |
FL |
No |
None
|
| Georgia |
GA |
Yes |
Form G-4/G4-E from
Georgia Department of Revenue |
| Hawaii |
HI |
Yes |
Form HW-4 from
Hawaii Department of Taxation |
| Idaho |
ID |
Yes |
Federal W-4, use UC version
|
| Illinois |
IL |
Yes |
Form Il-W4 from
Illinois Department of Revenue |
| Indiana |
IN |
Yes |
Form WH-4 from
Indiana Department of Revenue |
| Iowa |
IA |
Yes |
Form IA W4 from
Iowa Department of Revenue |
| Kansas |
KS |
Yes |
Federal W-4, use UC version
|
| Kentucky |
KY |
Yes |
Form K-4 (Form# 42A804) from
Kentucky Department of Revenue |
| Louisiana |
LA |
Yes |
Form L-4 (form# R1300), L-4A, or L-4E (form# R1307) from
Louisiana Department of Revenue |
| Maine |
ME |
Yes |
Form W-4ME from
Maine Revenue Services |
| Maryland |
MD |
Yes |
Form MW 507 from
Comptroller of Maryland |
| Massachusetts |
MA |
Yes |
Federal W-4, use UC version. If claiming exempt use M-4 from
Massachusetts Department of Revenue |
| Michigan |
MI |
Yes |
Form MI-W4 from
Michigan Department of Treasury |
| Minnesota |
MN |
Yes |
Federal W-4, use UC version & indicate "Minnesota" on form
|
| Mississippi |
MS |
Yes |
Form 89-350 from
Mississippi State Tax Commission |
| Missouri |
MO |
Yes |
Form MO W-4 from
Missouri Department of Revenue |
| Montana |
MT |
Yes |
Federal W-4, use UC version
|
| Nebraska |
NE |
Yes |
Federal W-4, use UC version
|
| Nevada |
NV |
No |
None
|
| New Hampshire |
NH |
No |
None
|
| New Jersey |
NJ |
Yes |
Form NJ-W4 from
NJ Division of Taxation |
| New Mexico |
NM |
Yes |
Federal W-4, use UC version
|
| New York |
NY |
Yes |
Form IT-2104 or IT-2104E from
NYS Dept of Taxation and Finance |
| North Carolina |
NC |
Yes |
Form NC-4 or NC-4A from
N.C. Dept. of Revenue |
| North Dakota |
ND |
Yes |
Federal W-4, use UC version
|
| Ohio |
OH |
Yes |
Form IT-4 from
Ohio Department of Taxation |
| Oklahoma |
OK |
Yes |
Federal W-4, use UC version
|
| Oregon |
OR |
Yes |
Federal W-4, use UC version
|
| Pennsylvania |
PA |
Yes |
None
|
| Rhode Island |
RI |
Yes |
Federal W-4, use UC version
|
| South Carolina |
SC |
Yes |
Federal W-4, use UC version
|
| South Dakota |
SD |
No |
None
|
| Tennessee |
TN |
No |
None
|
| Texas |
TX |
No |
None
|
| Utah |
UT |
Yes |
Federal W-4, use UC version
|
| Vermont |
VT |
Yes |
Federal W-4, use UC version
|
| Virginia |
VA |
Yes |
Form VA-4 from
Virginia Department of Taxation |
| Washington |
WA |
No |
None
|
| West Virginia |
WV |
Yes |
Form IT-104 from
West Virginia State Tax Department |
| Wisconsin |
WI |
Yes |
Form WT-4 from
Wisconsin Department of Revenue |
| Wyoming |
WY |
No |
None
|