Version: 2.0.0

Update

Use this endpoint to update the information on existing PA W-3 forms that are already created for a specific employer (payer).

You cannot update a return once it has been transmitted.

POST StateFilings/PAWH/Update

Run in Postman

Request Body

Field	Type	Description
StateWHRecords	Object[]	Object to identify the records.
SequenceId	String	A unique identifier for this record. Size Range: ..50
ReturnHeader	Object	Contains business information.
TaxYear	String	The tax year for which the Form W-3 is to be filed. Allowed values "2025", "2026"
Qtr	String	The quarter for which the Form W-3 is to be filed. Allowed values "Q1", "Q2", "Q3", "Q4"
Business	object	Object to identify the Business Details.
BusinessId	Guid	Optional Use the unique Business ID (Generated by TaxBandits) that you received in the response of the Business CREATE Endpoint. If you do not have a Business ID, ignore the field. By giving the Business ID, you do not have to provide all the business information again.
PayerRef	string	Optional Your unique identifier for the payer. Can replace BusinessId in future requests. Size Range: 50
IsDefaultBusiness	Boolean	When set to TRUE, this business will be set as the default across requests that do not specify a business.
TINDetails	object	TIN information for the business.
Format	string	Specifies how the TIN is passed. Allowed values "PLAIN_TIN" — Pass TIN directly, "TOKENIZED_TIN" — Pass tokenized TIN
TINType	string	Specify the TIN type of the business. Allowed values "EIN", "SSN", "QI-EIN", "ITIN", "WP-EIN", "WT-EIN", "NQI-EIN", "IRSN"
TIN	string	The TIN value according to the Format selected.
IndividualNm	object	Optional Required when TINType is SSN. Provide individual name fields instead of BusinessNm.
FirstNm	string	The first name of the individual. Size Range: 20
MiddleNm	string	Optional Middle name of the individual. Size Range: 20
LastNm	string	The last name of the individual. Size Range: 20
Suffix	string	Optional Suffix of the individual's name. Allowed values "Jr", "Sr", "I", "II", "III", "IV", "V", "VI", "VII"
BusinessNm	string	Legal name of the business. Required when TINType is EIN. Size Range: 75
NameCtrl	string	Name control of the business as registered with the IRS. Size Range: 3-4
DBADetails	object[]	Optional DBA (Doing Business As) information.
DBANm	string	Name of the DBA. Size Range: 75
DBARef	string	Unique identifier for the DBA. Size Range: 1-50
DBAId	Guid	TaxBandits-generated DBA identifier.
Address	object[]	Address information of the DBA.
Address1	string	Street address or PO Box. Size Range: 46
Address2	string	Optional Suite or apartment number. Size Range: 46
City	string	DBA's city. Size Range: 50
ProvinceOrState	string	DBA's province or state name. When the country code is US: Allowed values "AL", "AK", "AZ", "AR", "CA", "CO", "CT", "DE", "DC", "FL", "GA", "HI", "ID", "IL", "IN", "IA", "KS", "KY", "LA", "ME", "MD", "MA", "MI", "MN", "MS", "MO", "MT", "NE", "NV", "NH", "NJ", "NM", "NY", "NC", "ND", "OH", "OK", "OR", "PA", "RI", "SC", "SD", "TN", "TX", "UT", "VT", "VA", "WA", "WV", "WI", "WY", "AS", "FM", "GU", "MH", "MP", "PW", "PR", "VI", "AA", "AE", "AP" When the country code is CA: Allowed values "AB", "BC", "MB", "NB", "NL", "NT", "NS", "NU", "ON", "PE", "QC", "SK", "YT" Note: The size range is set to 50 for all countries except the United States and Canada.
Zipcd	string	DBA's ZIP code. Size Range: 5-16
Country	string	DBA's 2-character country code. Allowed values "US","AF", "AX", "AL", "AG", "AQ", "AN", "AO", "AV", "AY", "AC", "AR", "AM", "AA", "AT", "AS", "AU", "AJ", "BF", "BA", "FQ", "BG", "BB", "BO", "BE", "BH", "BN", "BD", "BT", "BL", "BK", "BC", "BV", "BR", "IO", "VI", "BX", "BU", "UV", "BM", "BY", "CB", "CM", "CA", "CV", "CJ", "CT", "CD", "CI", "CH", "KT", "IP", "CK", "CO", "CN", "CF", "CG", "CW", "CR", "CS", "IV", "HR", "CU", "UC", "CY", "EZ", "DA", "DX", "DJ", "DO", "DR", "TT", "EC", "EG", "ES", "EK", "ER", "EN", "ET", "FK", "FO", "FM", "FJ", "FI", "FR", "FP", "FS", "GB", "GA", "GG", "GM", "GH", "GI", "GR", "GL", "GJ", "GQ", "GT", "GK", "GV", "PU", "GY", "HA", "HM", "VT", "HO", "HK", "HQ", "HU", "IC", "IN", "ID", "IR", "IZ", "EI", "IS", "IT", "JM", "JN", "JA", "DQ", "JE", "JQ", "JO", "KZ", "KE", "KQ", "KR", "KN", "KS", "KV", "KU", "KG", "LA", "LG", "LE", "LT", "LI", "LY", "LS", "LH", "LU", "MC", "MK", "MA", "MI", "MY", "MV", "ML", "MT", "IM", "RM", "MR", "MP", "MX", "MQ", "MD", "MN", "MG", "MJ", "MH", "MO", "MZ", "WA", "NR", "BQ", "NP", "NL", "NC", "NZ", "NU", "NG", "NI", "NE", "NF", "CQ", "NO", "MU", "OC", "PK", "PS", "LQ", "PM", "PP", "PF", "PA", "PE", "RP", "PC", "PL", "PO", "RQ", "QA", "RO", "RS", "RW", "TB", "RN", "WS", "SM", "TP", "SA", "SG", "RI", "SE", "SL", "SN", "NN", "LO", "SI", "BP", "SO", "SF", "SX", "OD", "SP", "PG", "CE", "SH", "SC", "ST", "SB", "VC", "SU", "NS", "SV", "WZ", "SW", "SZ", "SY", "TW", "TI", "TZ", "TH", "TO", "TL", "TN", "TD", "TS", "TU", "TX", "TK", "TV", "UG", "UP", "AE", "UK", "UY", "UZ", "NH", "VE", "VM", "VQ", "WQ", "WF", "WI", "YM", "ZA", "ZI"
Email	string	Optional Email address of the Business. Size Range: ..100
Address	object	Primary address of the business.
Address1	string	Street address or PO Box of the business. Size Range: 46
Address2	string	Optional Suite or apartment number of the business. Size Range: 46
City	string	City of the business. Size Range: 50
ProvinceOrState	string	Province or state name of the business. When the country code is US: Allowed values "AL", "AK", "AZ", "AR", "CA", "CO", "CT", "DE", "DC", "FL", "GA", "HI", "ID", "IL", "IN", "IA", "KS", "KY", "LA", "ME", "MD", "MA", "MI", "MN", "MS", "MO", "MT", "NE", "NV", "NH", "NJ", "NM", "NY", "NC", "ND", "OH", "OK", "OR", "PA", "RI", "SC", "SD", "TN", "TX", "UT", "VT", "VA", "WA", "WV", "WI", "WY", "AS", "FM", "GU", "MH", "MP", "PW", "PR", "VI", "AA", "AE", "AP" When the country code is CA: Allowed values "AB", "BC", "MB", "NB", "NL", "NT", "NS", "NU", "ON", "PE", "QC", "SK", "YT" Note: The size range is set to 50 for all countries except the United States and Canada.
ZipCd	string	ZIP code of the business. Size Range: 5-16
Country	string	2-character country code of the business. Allowed values "US","AF", "AX", "AL", "AG", "AQ", "AN", "AO", "AV", "AY", "AC", "AR", "AM", "AA", "AT", "AS", "AU", "AJ", "BF", "BA", "FQ", "BG", "BB", "BO", "BE", "BH", "BN", "BD", "BT", "BL", "BK", "BC", "BV", "BR", "IO", "VI", "BX", "BU", "UV", "BM", "BY", "CB", "CM", "CA", "CV", "CJ", "CT", "CD", "CI", "CH", "KT", "IP", "CK", "CO", "CN", "CF", "CG", "CW", "CR", "CS", "IV", "HR", "CU", "UC", "CY", "EZ", "DA", "DX", "DJ", "DO", "DR", "TT", "EC", "EG", "ES", "EK", "ER", "EN", "ET", "FK", "FO", "FM", "FJ", "FI", "FR", "FP", "FS", "GB", "GA", "GG", "GM", "GH", "GI", "GR", "GL", "GJ", "GQ", "GT", "GK", "GV", "PU", "GY", "HA", "HM", "VT", "HO", "HK", "HQ", "HU", "IC", "IN", "ID", "IR", "IZ", "EI", "IS", "IT", "JM", "JN", "JA", "DQ", "JE", "JQ", "JO", "KZ", "KE", "KQ", "KR", "KN", "KS", "KV", "KU", "KG", "LA", "LG", "LE", "LT", "LI", "LY", "LS", "LH", "LU", "MC", "MK", "MA", "MI", "MY", "MV", "ML", "MT", "IM", "RM", "MR", "MP", "MX", "MQ", "MD", "MN", "MG", "MJ", "MH", "MO", "MZ", "WA", "NR", "BQ", "NP", "NL", "NC", "NZ", "NU", "NG", "NI", "NE", "NF", "CQ", "NO", "MU", "OC", "PK", "PS", "LQ", "PM", "PP", "PF", "PA", "PE", "RP", "PC", "PL", "PO", "RQ", "QA", "RO", "RS", "RW", "TB", "RN", "WS", "SM", "TP", "SA", "SG", "RI", "SE", "SL", "SN", "NN", "LO", "SI", "BP", "SO", "SF", "SX", "OD", "SP", "PG", "CE", "SH", "SC", "ST", "SB", "VC", "SU", "NS", "SV", "WZ", "SW", "SZ", "SY", "TW", "TI", "TZ", "TH", "TO", "TL", "TN", "TD", "TS", "TU", "TX", "TK", "TV", "UG", "UP", "AE", "UK", "UY", "UZ", "NH", "VE", "VM", "VQ", "WQ", "WF", "WI", "YM", "ZA", "ZI"
ContactDetails	object[]	Details of the person the IRS can contact regarding the given business.
FirstNm	string	First name of the contact person. Size Range: 20
MiddleNm	string	Optional Middle name of the contact person. Size Range: 20
LastNm	string	Last name of the contact person. Size Range: 20
Suffix	string	Optional The suffix of the contact person. Allowed values "Jr", "Sr", "I", "II", "III", "IV", "V", "VI", "VII"
Phone	string	Optional Phone number of the contact person. Size Range: 10 digits
PhoneExtn	string	Optional Phone extension number. Size Range: 5
Email	string	Optional Email address of the contact person. Size Range: ..100
Fax	string	Optional Fax number of the contact person. Size Range: 10 digits
SigningAuthority	Object	Details of the person authorized to sign the return.
FirstNm	String	First name of the signatory. Size Range: 20
MiddleNm	String	Optional Middle name of the signatory. Size Range: 20
LastNm	String	Last name of the signatory. Size Range: 20
Suffix	String	Optional The suffix of the signatory. Allowed values "Jr", "Sr", "I", "II", "III", "IV", "V", "VI", "VII"
Phone	String	Optional Phone number of the signatory. Size Range: 10 digits
PhoneExtn	String	Optional Phone extension number of the signatory. Size Range: 5
BusinessMemberType	String	Optional Title or role of the signatory. Allowed values "CORPORATESECRETARY", "SECRETARYTREASURER", "PARTNER", "GENERALPARTNER", "LIMITEDPARTNER", "LLCMEMBER", "MANAGINGMEMBER", "MANAGER", "TAXMATTERPARTNER", "PRESIDENT", "VICEPRESIDENT", "CORPORATETREASURER", "TREASURER", "ASSISTANTTREASURER", "CHIEFACCOUNTINGOFFICER", "CHIEFEXECUTIVEOFFICER", "CHIEFFINANCIALOFFICER", "TAXOFFICER", "CHIEFOPERATINGOFFICER", "CORPORATEOFFICER", "EXECUTIVEDIRECTOR", "DIRECTOR", "CHAIRMAN", "EXECUTIVEADMINISTRATOR", "RECEIVER", "PASTOR", "ASSISTANTTORELIGIOUSLEADER", "REVEREND", "PRIEST", "MINISTER", "RABBI", "LEADEROFRELIGIOUSORGANIZATION", "SECRETARY", "DIRECTOROFTAXATION", "DIRECTOROFPERSONNEL", "ADMINISTRATOR", "EXECUTOR", "TRUSTEE", "FIDUCIARY", "OWNER", "SOLEPROPRIETOR", "MEMBER", "SOLEMEMBER", "REPORTINGAGENT"
ReturnData	Object	Identifies the Form W-3.
FormW3R	Object	Pennsylvania withholding tax returns.
WHIdNum	String	Pennsylvania withholding file number. Size Range: 8 or 11
DepositSchTyp	String	The filing frequency of Form W-3. Allowed values "QUARTERLY", "MONTHLY", "SEMI_MONTHLY", "SEMI_WEEKLY"
TotWages	Number	Total Pennsylvania taxable wages paid for the quarter. Size Range: 0-999999999.99
TotTaxWH	Number	Pennsylvania income tax withheld from all sources for the filing period. Size Range: 0-99999999.99
TotTaxPaid	Number	Pennsylvania income tax paid from all sources for the filing period. Size Range: 0-99999999.99
Overpayment	Number	Overpayment amount. Size Range: 0-999999999.99
BalanceDue	Number	Balance due amount. Size Range: 0-999999999.99
MonthlyTaxLiab	Object	Optional Identifies details of monthly tax withheld deposits.
TotMonth1TaxLiab	Number	Optional Total Pennsylvania income tax withheld for month 1. Size Range: 0-999999999.99
TotMonth2TaxLiab	Number	Optional Total Pennsylvania income tax withheld for month 2. Size Range: 0-999999999.99
TotMonth3TaxLiab	Number	Optional Total Pennsylvania income tax withheld for month 3. Size Range: 0-999999999.99
SemiMonthlyTaxLiab	Object	Optional Identifies details of semi-monthly tax withheld deposits.
Month1FHTaxLiab	Number	Optional Total Pennsylvania income tax withheld for the first half of Month 1. Size Range: 0-999999999.99
Month1SHTaxLiab	Number	Optional Total Pennsylvania income tax withheld for the second half of Month 1. Size Range: 0-999999999.99
Month2FHTaxLiab	Number	Optional Total Pennsylvania income tax withheld for the first half of Month 2. Size Range: 0-999999999.99
Month2SHTaxLiab	Number	Optional Total Pennsylvania income tax withheld for the second half of Month 2. Size Range: 0-999999999.99
Month3FHTaxLiab	Number	Optional Total Pennsylvania income tax withheld for the first half of Month 3. Size Range: 0-999999999.99
Month3SHTaxLiab	Number	Optional Total Pennsylvania income tax withheld for the second half of Month 3. Size Range: 0-999999999.99
SemiWeeklyTaxLiab	Object	Optional Identifies details of semi-weekly tax withheld deposits.
Period1	Number	Optional Total Pennsylvania income tax withheld for Period 1 of the semi-weekly deposit. Size Range: 0-999999999.99
Period2	Number	Optional Total Pennsylvania income tax withheld for Period 2 of the semi-weekly deposit. Size Range: 0-999999999.99
Period3	Number	Optional Total Pennsylvania income tax withheld for Period 3 of the semi-weekly deposit. Size Range: 0-999999999.99
Period4	Number	Optional Total Pennsylvania income tax withheld for Period 4 of the semi-weekly deposit. Size Range: 0-999999999.99
Period5	Number	Optional Total Pennsylvania income tax withheld for Period 5 of the semi-weekly deposit. Size Range: 0-999999999.99
Period6	Number	Optional Total Pennsylvania income tax withheld for Period 6 of the semi-weekly deposit. Size Range: 0-999999999.99
Period7	Number	Optional Total Pennsylvania income tax withheld for Period 7 of the semi-weekly deposit. Size Range: 0-999999999.99
Period8	Number	Optional Total Pennsylvania income tax withheld for Period 8 of the semi-weekly deposit. Size Range: 0-999999999.99
Period9	Number	Optional Total Pennsylvania income tax withheld for Period 9 of the semi-weekly deposit. Size Range: 0-999999999.99
Period10	Number	Optional Total Pennsylvania income tax withheld for Period 10 of the semi-weekly deposit. Size Range: 0-999999999.99
Period11	Number	Optional Total Pennsylvania income tax withheld for Period 11 of the semi-weekly deposit. Size Range: 0-999999999.99
Period12	Number	Optional Total Pennsylvania income tax withheld for Period 12 of the semi-weekly deposit. Size Range: 0-999999999.99
Period13	Number	Optional Total Pennsylvania income tax withheld for Period 13 of the semi-weekly deposit. Size Range: 0-999999999.99
Period14	Number	Optional Total Pennsylvania income tax withheld for Period 14 of the semi-weekly deposit. Size Range: 0-999999999.99
Period15	Number	Optional Total Pennsylvania income tax withheld for Period 15 of the semi-weekly deposit. Size Range: 0-999999999.99
Period16	Number	Optional Total Pennsylvania income tax withheld for Period 16 of the semi-weekly deposit. Size Range: 0-999999999.99
Period17	Number	Optional Total Pennsylvania income tax withheld for Period 17 of the semi-weekly deposit. Size Range: 0-999999999.99
Period18	Number	Optional Total Pennsylvania income tax withheld for Period 18 of the semi-weekly deposit. Size Range: 0-999999999.99
Period19	Number	Optional Total Pennsylvania income tax withheld for Period 19 of the semi-weekly deposit. Size Range: 0-999999999.99
Period20	Number	Optional Total Pennsylvania income tax withheld for Period 20 of the semi-weekly deposit. Size Range: 0-999999999.99
Period21	Number	Optional Total Pennsylvania income tax withheld for Period 21 of the semi-weekly deposit. Size Range: 0-999999999.99
Period22	Number	Optional Total Pennsylvania income tax withheld for Period 22 of the semi-weekly deposit. Size Range: 0-999999999.99
Period23	Number	Optional Total Pennsylvania income tax withheld for Period 23 of the semi-weekly deposit. Size Range: 0-999999999.99
Period24	Number	Optional Total Pennsylvania income tax withheld for Period 24 of the semi-weekly deposit. Size Range: 0-999999999.99
Period25	Number	Optional Total Pennsylvania income tax withheld for Period 25 of the semi-weekly deposit. Size Range: 0-999999999.99
Period26	Number	Optional Total Pennsylvania income tax withheld for Period 26 of the semi-weekly deposit. Size Range: 0-999999999.99
Period27	Number	Optional Total Pennsylvania income tax withheld for Period 27 of the semi-weekly deposit. Size Range: 0-999999999.99
TotTaxLiab	Number	Total tax required to be withheld for all the months of the quarter. Size Range: 0-99999999.99

Response Body

Field	Type	Description
SubmissionId	Guid	Unique identifier of a submission.
SuccessRecords	object[]	It will show the detailed information about the success status of Form W-3 records.
SequenceId	string	A unique number given by an inbound application to identify particular records.
BusinessId	Guid	Unique identifier of a business.
PayerRef	string	Unique identifier of the payer.
RecordId	Guid	An unique identifier generated by TaxBandits when a W-3 return is created.
FormType	string	Denotes the type of withholding form W-3.
Status	string	Returns the record status of return.
StatusTs	string	Date and time of the return created.
Info	string	Returns the information about the return.
Errors	object[]	Displays error information related to the state returns of Form W-3.
Id	string	Returns the validation error ID.
Name	string	Name of the validation error.
ErrorRecords	object[]	Provides detailed information about the error status of Form W-3 records.
SequenceId	string	A unique reference ID for the submission that can be used to identify a particular record. The Sequence ID will be returned in the response for your reference.
RecordId	Guid	Unique identifier for the record.
Errors	object[]	Displays detailed error information.
Id	string	Returns the validation error ID.
Name	string	Name of the validation error.
Message	string	Description of the validation error.

Request JSON

Sample 1

{
"StateWHRecords": [
  {
    "SequenceId": "001",
    "ReturnHeader": {
      "Qtr": "Q3",
      "TaxYear": "2026",
      "BusinessId": null,
      "Business": {
        "BusinessId": null,
        "PayerRef": null,
        "IsDefaultBusiness": true,
        "TINDetails": {
          "Format": "PLAIN_TIN",
          "TINType": "EIN",
          "TIN": "45-9878127"
        },
        "IndividualNm": {
          "FirstNm": "James",
          "MiddleNm": "A",
          "LastNm": "Anderson",
          "Suffix": "Jr"
        },
        "BusinessNm": "Snowdaze LLC",
        "NameCtrl": "SNOW",
        "DBADetails": {
          "DBANm": "Iceberg Icecreams",
          "DBARef": "DBA1001",
          "DBAId": null,
          "Address": {
            "Address1": "123 Main St",
            "Address2": "Suite 1001",
            "City": "Rock Hill",
            "ProvinceOrState": "SC",
            "ZipCd": "29730",
            "Country": "US"
          }
        },
        "Address": {
          "Address1": "123 Main St",
          "Address2": "Suite 1001",
          "City": "Rock Hill",
          "ProvinceOrState": "SC",
          "ZipCd": "29730",
          "Country": "US"
        },
        "ContactDetails": {
          "FirstNm": "James",
          "MiddleNm": "A",
          "LastNm": "Anderson",
          "Suffix": "Jr",
          "Phone": "8035551234",
          "PhoneExtn": "101",
          "Email": "contact@snowdaze.com",
          "Fax": "8035555678"
        },
        "BusinessType": "ESTE",
        "SigningAuthority": {
          "FirstNm": "Ambrane",
          "MiddleNm": "A",
          "LastNm": "Cavil",
          "Suffix": "Jr",
          "Phone": "8035551000",
          "PhoneExtn": "111",
          "BusinessMemberType": "ADMINISTRATOR"
        }
      }
    },
    "ReturnData": {
      "FormW3R": {
        "WHIdNum": "00007000578",
        "DepositSchTyp": "QUARTERLY",
        "TotWages": "4000.00",
        "TotTaxWH": "3500",
        "TotTaxPaid": "2000.00",
        "Overpayment": "0.00",
        "BalanceDue": "1500.00",
        "MonthlyTaxLiab": null,
        "SemiMonthlyTaxLiab": null,
        "SemiWeeklyTaxLiab": null,
        "TotTaxLiab": 3500
      }
    }
  }
]
}

Response JSON

Success Response - This is a sample response for successful API requests.

{
  "SubmissionId": "01a0e7a7-a7fc-75bd-816a-298f9ad63bb0",
  "SuccessRecords": [
      {
          "SequenceId": "001",
          "BusinessId": "263dd00c-f867-4861-beb9-bbcd360c7a31",
          "PayerRef": null,
          "RecordId": "01a0e7a7-a982-707a-b57e-ab7627d4ed1a",
          "FormType": "PAWH",
          "Status": "CREATED",
          "StatusTs": "2026-09-28 06:55:19 -04:00",
          "Info": null,
          "Errors": null
      }
  ],
  "ErrorRecords": null,
  "Errors": null
}

W-9/W-8 Automation

1099 Automation

TIN Matching

W-2 Automation

941/940 Automation

1098-T Automation

ACA Automation

Extension Automation

1042-S Automation

Supported Forms

Gig Software

Payroll Software

Affiliate Software

HOA Software

Reselling Platform

HCM Providers

Property Management

Healthcare Market Research Platforms

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Request Body

Response Body

Request JSON​

Response JSON​

Request JSON

Response JSON