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W-2 and 1099

Filing Instructions 

and Specifications

For Tax Year 2023

South Carolina Department of Revenue | dor.sc.gov | December 2023



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Contents

Important Notices    � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1

Highlights  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �1

Combined Federal/State Filing Program  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1

Quarterly Withholding Returns and Withholding Payments  � � � � � � � � � � � � � � � � � � � � � � � � � � � � 1

Avoid Duplicate Filing � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2

Additional Federal Information � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2

South Carolina Requirements � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2

Who Must File W-2s � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2

Who Must File 1099s � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2

Who Must File the WH-1612  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2

Electronic Filing  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �2

EFW2/EFW2c Record Requirements  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 3

File Requirements  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �3

How to File an Extension � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �4

Frequently Asked Questions � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �4

WH1612 Transmittal Form  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 6

RS Record Specifications � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8

Code RS  - State Record (Required) � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8

Common Filing Errors to Avoid � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �8

South Carolina: RS--State Record  � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 9

South Carolina: RS Record Specification � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �10

Appendix A: Postal Abbreviations and Numeric Codes � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � �13

Questions? We're here to help. 
Contact us at WithholdingTax@dor.sc.gov or 1-844-898-8542. 
For additional information, visit our website, dor.sc.gov�

For tutorials about the electronic filing of W-2s and 1099s, visit dor.sc.gov/w2-upload�

For Federal Information, see Social Security Administration Publications No. 42-007 (W-2s), No. 42-014 
(W-2cs), and Internal Revenue Service Publication 1220 (W-2Gs and 1099s).

SSA website: ssa.gov/employer 
IRS website: irs.gov



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Important Notices

Highlights

 Beginning with tax year 2023 filings, you can now submit the following forms electronically 
  through MyDORWAY using IRS Publication 1220 or SSA EFW2/EFW2c specifications:
   W-2
   W-2c
   W-2G
   1099-R
   1099-MISC
   1099- NEC
 Files must contain the state record.
 The SCDOR only accepts text (.txt) and zipped text (.zip) files. We no longer accept comma 
  delimited files (.csv).
 We will not accept files that contain truncated SSNs (for example, xxx-xx-1234).
 If you file 10 or more W-2s or 1099s in a calendar year (or the amount the IRS prescribes to 
  be mandated to file electronically, whichever is lower), you must file electronically using the 
  W-2 portal at MyDORWAY.dor.sc.gov. You can use the direct entry method or the file upload 
  method�
 Electronic filing is always the preferred method, but if you file fewer than 10 W-2s or 1099s, the 
  SCDOR will accept paper forms.
 All filers must file W-2s and 1099s by January 31 of the following year.
 The SC Withholding Tax Tables (WH-1603) and the SC Withholding Tax Formula (WH-1603F) are 
  updated annually. These forms are available at dor.sc.gov/withholding Do not submit 1099s with zero SC Income Tax withheld.
 Carriage Return and Line Feeds are required in the EFW2 file.

Combined Federal/State Filing Program

The SCDOR participates in the Combined Federal/State Filing Program for reporting non-wage 
statements that do not have South Carolina Income Tax withholding. Statements containing South 
Carolina Income Tax withholding must be reported directly to the SCDOR.

Quarterly Withholding Returns and Withholding Payments

To prevent posting errors, do not mail withholding payments, WH-1605s, or WH-1606s with your WH-
1612, W-2s, and 1099s.

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Avoid Duplicate Filing

Do not mail paper forms that have been filed electronically.

Additional Federal Information

 W-2: SSA Publication No. 42-007
 W-2c: SSA Publication No. 42-014
 W-2G and 1099: IRS Publication 1220

South Carolina Requirements

Who Must File W-2s

If you are an employer with employees that earn income in South Carolina, you are subject to South 
Carolina Withholding Tax laws.

If you withhold Income Tax from your employees or independent contractors, you must give them 
a W-2 or 1099 by January 31 of the following year. You must also submit the W-2s and 1099s to the 
SCDOR by January 31 of the following year.

Who Must File 1099s

If you make reportable transactions during the calendar year, you must file information returns with 
the IRS. If the information returns have South Carolina Income Tax withholding, you are also required to 
directly submit 1099s to the SCDOR by January 31 of the following year.

Who Must File the WH-1612

If you file W-2s, W-2cs, W-2Gs, and/or 1099s with South Carolina withholding by paper, you must file 
the WH-1612 with the SCDOR. The WH-1612 is available in this manual and at dor.sc.gov/forms�

Do not file or mail the WH-1612 if you:
 filed electronically through the W-2 Portal at MyDORWAY.dor.sc.gov or
 did not issue W-2s, W-2cs, W-2Gs, or 1099s.

Electronic Filing

General Requirements
 The preferred method of filing W-2s and 1099s is electronically at MyDORWAY.dor.sc.gov You are required to file electronically if you issue 10 or more W-2s or 1099s in a calendar year 
  (or the amount of W-2s and 1099s the IRS prescribes to be mandated to file electronically, 
  whichever is lower).
 If you file fewer than 10 W-2s or 1099s, you may submit them by paper.

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W-2s and 1099s
   You can electronically file W-2s, W-2cs, W-2Gs,1099-Rs, 1099-MISCs, or 1099-NECs using the 
    direct entry or file upload methods at MyDORWAY.dor.sc.gov   MyDORWAY only supports files in a text (.txt) or zipped text (.zip) format.
   Do not upload password-protected files.
   Additional information and instructions are available at dor.sc.gov/withholdingEFW2/EFW2c Record Requirements

Code RA (RCA) Submitter Record                 Required

Code RE (RCE) Employer Record                  Required

Code RW (RCW) Employee Wage Record             Required

Code RO (RCO) Employee Wage Record             Non-Required

Code RS (RCS) State Record                     Required

Code RT (RCT) Total Record                     Required

Code RU (RCU) Total Record                     Non-Required

Code RV (RCV) State Total Record               Non-Required

Code RF (RCF) Final Record                     Required

Non-required numeric fields should be filled with zeros. Non-required non-numeric fields should be 
filled with blank spaces.

File Requirements

W-2s
   The preferred file name is W2Report_XX.txt. XX refers to the last two digits of the tax year. You 
    may add alphanumeric characters to the front of the file name to assist you with identifying your 
    file.
   The RS (RCS) record must be included in the file.
   South Carolina will accept a copy of the information submitted to the Social Security 
    Administration if:
     the RS (RCS) and RT (RCT) records are included,
     the file does not contain truncated SSNs (xxx-xx-1234),
     the file is submitted electronically, and
     the file contains Carriage Return/Line Feeds (CR/LF)
   The SCDOR will accept files with multiple states' information as long as the state code for South 
    Carolina (45) is present.

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1099s
      The preferred file name is SC1099_XX.txt. XX refers to the last two digits of the tax year.
      South Carolina will accept a copy of the information submitted to the Social Security 
       Administration if:
        the State K Record is included on the file, and
        the Special Data Entries Field in the B record is used for the SC Withholding Number (File 
         Number). This field should be right justified.

How to File an Extension

If you need additional time to file W-2s or 1099s, you can request a 30-day extension in writing to the 
SCDOR.

You must send a letter to the SCDOR to request an extension. The letter must include your reason for 
requesting an extension, along with the following information:
      Tax year
      FEIN
      Withholding account file numbers
      Business mailing address
      Contact person’s name, phone number, and email address
      Verification of federal extension approval

Mail this letter to:

SCDOR, Withholding, PO Box 125, Columbia, SC 29214-0400

Frequently Asked Questions

Does South Carolina accept wage information (W-2s) and information returns (1099s) via electronic 
filing?
Yes, you can submit W-2s and 1099s to the SCDOR electronically at MyDORWAY.dor.sc.gov for the 
current year and the four previous years.

Am I required to file W-2s electronically with the SCDOR?
You are required to file your W-2s electronically with the SCDOR if you:
      are required to file W-2s electronically with the Social Security Administration
      issue 10 or more W-2s in a calendar year (or the amount the IRS prescribes to be mandated to 
       file electronically, whichever is lower)

Can I file wage information (W-2) and information returns (1099) by CD-ROM?
No. If you need to file wage information or informational returns for which electronic filing is not 
offered, you must submit them by paper along with the WH-1612.

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How do I register before filing electronically?
You must register at dor.sc.gov/MyDORWAY-signup to electronically submit W-2 information.

Should I provide test files?
No, you should not submit test files. They will not be processed or returned to you.

Am I required to file information returns (1099s)?
Only file 1099s with the SCDOR if you withheld South Carolina Income Tax. Do not send 1099s to the 
SCDOR that do not report South Carolina Income Tax withholding.

Will the SCDOR accept an electronic file containing wage information for multiple companies?
Yes.

Will the SCDOR accept an electronic file containing wage information from multiple states?
Yes, as long as there are records with the state code for South Carolina (45).

Will the SCDOR accept a copy of the SSA filing?
Yes, as long as Carriage Returns/Line Feeds (CR/LF), RS (RCS) and RT (RCT) Records, and the state code 
for South Carolina (45) are included in the SSA file.

When is the due date for filing W-2s and 1099s?
The due date is January 31 of the following year.

Am I required to file paper W-2s if I've already filed my W-2s electronically?
No. Only one method of filing is required.

Where can I find additional information about the SCDOR's electronic filing option?
Visit dor.sc.gov/w2-uploadShould I mail any additional information regarding my W-2s or 1099s if I file electronically?
You are not required to mail additional information to the SCDOR.

Do I need to keep a copy of the W-2 information I send to the SCDOR?
Yes. The SCDOR requires that you retain a copy of your W-2s or your W-2 data for at least six years after 
the due date of the report�

Am I still required to file the WH-1606 after electronically filing W-2s?
Yes. The WH-1606 is due by January 31 of the following year.

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WH1612 Transmittal Form

6 6                    SCDOR |RSCDOR |RS-1  W2/1099 Filing InstructionsS-1  W2/1099 Filing Instructions



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7 SCDOR |RS-1  W2/1099 Filing Instructions



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RS Record Specifications

Code RS  - State Record (Required)

EFW2 and EFW2c are the Social Security Administration and the SCDOR's electronic filing record layout 
for the W-2/W-2c data. This filing layout can be used for the W-2/1099 Portal. 

This manual has the layout of the RS record only.

For federal file formatting information
 SSA Publication NO. 42-007 for W-2
 SSA Publication NO. 42-014 for W-2c
 IRS Publication 1220 for W-2G and 1099s

Common Filing Errors to Avoid

 EFW2/EFW2c file does not contain Carriage Return/Line Feeds (CR/LF).
 The 9-digit State Employer Account Number contains a non-numeric character, most likely a 
  hyphen or dash.
 File contains truncated SSNs (xxx-xx-1234). 
 The file contains no data. 
 The file contains lines without data. 
 There are unassigned spaces in the file. 
 Data file not in text format (.txt).
 RA Record: Submitter Record was not found. 
 RA Record: Submitter Record is missing submitter's contact name and telephone number.
 RE Record: Employer Record was not found. 
 RE Record: Incorrect Tax Year in the data. 
 RW Record is missing an RS record present for each file. 
 No corresponding RW Record–Cannot locate the Wage Record, which contains all employee 
  information. 
 RS Record: No State Code in the file – One of the two locations is missing the valid South Carolina 
  state code (45). 
 RS Record: File does not contain a State Employer Account Number. The remaining spaces should 
  be filled with blank spaces.
 No corresponding RS Record – The Supplemental Record does not contain the state information. 
  This record is not required on the federal level but is required by South Carolina. 
 The file contains data after the Final Record (RF Record). 
 RF Record: Final Record was not found. 
 The data file is incomplete (RA through RF records).
 W-2s were filed by paper and electronically. Do not file paper W-2s if you are also submitting 
  them electronically�

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South Carolina: RS--State Record

State Required Fields are checked.

                                                    Social                        Employee 
Field      Record                   Taxing Entity   Security         Employee      Middle 
Name      Identifier State Code     Code            Number           First Name   Name/Initial
                                                                              
Location   1-2         3-4          5-9             10-18              19-33       34-48
Length     2           2            5               9                  15          15

          Employee                  Location        Delivery                       State 
          Last Name    Suffix       Address         Address            City       Abbreviation
         
           49-68     69-72          73-94           95-116           117-138      139-140
           20          4            22              22                 22          2

                     ZIP Code                     Foreign State/       Foreign 
         ZIP Code    Extension      Blank           Province         Postal Code  Country Code
         141-145     146-149        150-154         155-177          178-192      193-194
           5           4            5               23                 15          2

                                    State Quarterly  State Quarterly 
                                    Unemployment   Unemployment      Number 
         Optional    Reporting      Insurance Total  Insurance Total of Weeks     Date First 
           Code      Period         Wages         Taxable Wages        Worked     Employed
         195-196     197-202        203-213         214-224          225-226      227-234
           2           6            11              11                 2           8

                                    State 
                                    Employer                                       State 
          Date of                   Account                                        Taxable 
         Separation    Blank        Number*         Blank            State Code    Wages
                                                                                 
         235-242     243-247        248-267         268-273          274-275      276-286
           8           5            20              6                  2           11

           State 
         Income Tax  Other State                  Local Taxable      Local Income  State Control 
          Withheld     Data         Tax Type Code   Wages            Tax Withheld Number
         
         287-297     298-307        308             309-319          320-330      331-337
           11          10           1               11                 11          7

                                                    Carriage 
         Supplemental  Supplemental               Return/Line 
          Data 1     Data 2         Blank           Feed
                                                                    * State Employer Account 
         338-412     413-487        488-512         513
                                                                       Number - See position 
           75          75           25              1                  specifications on page 12

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South Carolina: RS Record Specification

Location Field                   Length    Specifications
1-2      Record Identifier       2         Constant "RS"
3-4      State Code              2         Enter the appropriate postal Numeric Code 
                                           (See Appendix A)
5-9      Taxing Entity Code      5         Fill with blanks
10-18    Social Security Number (SSN) 9    Enter the employee's full Social Security 
                                           number as shown on the original/replacement 
                                           Social Security card issued by the Social 
                                           Security Administration
                                           If the SSN is not available, enter zeros
19-33    Employee First Name     15        Enter the employee's first name as shown on 
                                           their Social Security card
                                           Left justify and fill with blanks
34-48    Employee Middle Name or 15        If applicable, enter the employee's middle 
         Initial                           name or initial exactly as shown on their Social 
                                           Security card
                                           Left justify and fill with blanks
                                           Otherwise, fill with blanks
49-68    Employee Last Name      20        Enter the employee's last name as shown on 
                                           the social security card
                                           Left justify and fill with blanks
69-72    Suffix                  4         If applicable, enter the employee's alphabetic 
                                           suffix
                                           For example: SR, JR
                                           Left justify and fill with blanks
                                           Otherwise, fill with blanks
73-94    Location Address        22        Enter the employee's location address 
                                           (Attention, Suite, Room Number, etc.)
                                           Left justify and fill with blanks
95-116   Delivery Address        22        Enter the employee's delivery address
                                           Left justify and fill with blanks
117-138  City                    22        Enter the employee's city
                                           Left justify and fill with blanks
                                           South Carolina RS Record Specification
139-140  State Abbreviation      2         Enter the employee's state
                                           Use a postal abbreviation as shown in 
                                           Appendix A
                                           For a foreign address, fill with blanks
141-145  Zip Code                5         Enter the employee's zip code
                                           For a foreign address, fill with blanks

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Location Field                  Length Specifications
146-149  Zip Code Extension     4      Enter the employee's four-digit extension of 
                                       the Zip Code
                                       If not applicable, fill with blanks
150-154  Blank                  5      Fill with blanks, Reserved for SSA use
155-177  Foreign State/Province 23     If applicable, enter the employee's foreign 
                                       state/province
                                       Left justify and fill with blanks Otherwise, fill 
                                       with blanks
178-192  Foreign Postal Code    15     If applicable, enter the employee's foreign 
                                       postal code
                                       Left justify and fill with blanks
                                       Otherwise, fill with blanks
193-194  Country Code           2      If the employee resides in one of the 
                                       following, fill with blanks
                                       •     One of the 50 states of the USA
                                       •     District of Columbia
                                       •     Military Post Office (MPO)
                                       •  American Samoa
                                       •     Guam
                                       •     Northern Mariana Islands
                                       •  Puerto Rico
                                       •     Virgin Islands
         Locations 195 to 267 Apply to Unemployment Reporting
195-196  Optional Code          2      Spaces
197-202  Reporting Period       6      Enter the last month and 4 digit year for the 
                                       calendar quarter for which this report applies; 
                                       e.g., "032020" for January-March of 2020
203-213  State Quarterly        11     Right justify and zero fill
         Unemployment Insurance 
         Total Wages
214-224  State Quarterly        11     Right justify and zero fill
         Unemployment Insurance 
         Total Taxable Wages
225-226  Number of Weeks Worked 2      Spaces
227-234  Date First Employed    8      Enter the month, day, and four digit year, e.g., 
                                       "01012020"
235-242  Date of Separation     8      Enter the month, day, and four digit year e.g., 
                                       "12312020"
243-247  Blank                  5      Fill with blanks, Reserved for SSA use

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Location Field                     Length Specifications
248-267  State Employer Account    20     SC Withholding File Number (NOT the SC 
         Number                           unemployment account number) Empty 
                                          spaces, fill with blanks
268-273  Blank                     6      Fill with blanks, Reserved for SSA use
                    Locations 274 to 337 Apply to Income Tax
274-275  State Code                2      Enter the SC state Numeric Code 45 (See 
                                          Appendix A)
276-286  State Taxable Wages       11     Right justify and zero fill
287-297  State Income Tax Withheld 11     Right justify and zero fill
298-307  Other State Code          10     Spaces
308      Tax Type Code             1      Space
309-319  Local Taxable Wages       11     Spaces
320-330  Local Income Tax Withheld 11     Spaces
331-337  State Control Number      7      Optional
338-412  Supplemental Data 1       75     To be defined by user
413-487  Supplemental Data 2       75     To be defined by user
488-512  Blank                     25     Fill with blanks, Reserved for SSA use
513      End of Line Marker        1      Carriage Return/Line Feed (CR/LF)

                                     12                     SCDOR |RS-1  W2/1099 Filing Instructions



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Appendix A: Postal Abbreviations and Numeric Codes

         State       Abbreviation Numeric Code           State Abbreviation Numeric Code
Alabama                     AL           01    Montana                MT           30
Alaska                      AK           02    Nebraska               NE           31
Arizona                     AZ           04    Nevada                 NV           32
Arkansas                    AR           05    New Hampshire          NH           33
California                  CA           06    New Jersey             NJ           34
Colorado                    CO           08    New Mexico             NM           35
Connecticut                 CT           09    New York               NY           36
Delaware                    DE           10    North Carolina         NC           37
District of Columbia        DC           11    North Dakota           ND           38
Florida                     FL           12    Ohio                   OH           39
Georgia                     GA           13    Oklahoma               OK           40
Hawaii                      HI           15    Oregon                 OR           41
Idaho                       ID           16    Pennsylvania           PA           42
Illinois                    IL           17    Rhode Island           RI           44
Indiana                     IN           18    South Carolina         SC           45
Iowa                        IA           19    South Dakota           SD           46
Kansas                      KS           20    Tennessee              TN           47
Kentucky                    KY           21    Texas                  TX           48
Louisiana                   LA           22    Utah                   UT           49
Maine                       ME           23    Vermont                VT           50
Maryland                    MD           24    Virginia               VA           51
Massachusetts               MA           25    Washington             WA           53
Michigan                    MI           26    West Virginia          WV           54
Minnesota                   MN           27    Wisconsin              WI           55
Mississippi                 MS           28    Wyoming                WY           56
Missouri                    MO           29

                        *Use on RS State Wage Record only.

U.S Territories and Possessions and Military Post Offices

Territories and Possessions Abbreviation                 Military Post Offices     Abbreviation
American Samoa                 AS                        formerly APO and FPO
Guam                           GU           The Pacific                            AP
Northern Marina Islands        MP           Canada, Europe, Africa and Middle East AE
Puerto Rico                    PR           Central and South America              AA
Virgin Islands                 VI

                                            13                 SCDOR |RS-1  W2/1099 Filing Instructions






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