Form 1042-S Checklist: 2016 Tax Year
Purpose
Form 1042-S reports U.S.-source income paid to foreign persons subject to withholding. Withholding agents must complete this form for amounts paid during 2016 to recipients classified as foreign persons under chapter 3 or chapter 4 regulations.
The form documents income types, withholding amounts, exemption claims, and recipient information required by the Internal Revenue Service. Beginning with 2016 filings, withholding agents must enter both chapter 3 and chapter 4 status codes regardless of payment type.
Recipient Classification and Status Codes
Identify all recipients using the correct Chapter 3 status codes in Box 13. The valid codes for 2016 include Code 15 for corporations and Code 16 for individuals. Code 08 applies to partnerships other than withholding foreign partnerships, while Code 09 designates withholding foreign partnerships.
Trusts require Code 10 for trusts other than withholding foreign trusts or Code 11 for withholding foreign trusts. Artists and athletes must use Code 22 when reporting income under Income Code 42 or Income Code 43.
Income Code Selection for Specific Payment Types
- Use Income Code 40 in Box 1 for dividend equivalents under IRC §871(m) that qualify as other U.S.-source dividend equivalents not reportable as traditional dividends.
- Apply Income Code 42 for artist or athlete earnings when no central withholding agreement exists.
- Apply Income Code 43 for artist or athlete earnings only when Letter 4492, Venue Notification, has been issued by the Internal Revenue Service.
- Enter Income Code 32 for substitute payments embedded in notional principal contracts rather than Code 40.
- Select Income Code 29 for deposit interest when reporting interest described in section 871(i)(2)(A).
This checklist is for educational purposes only and does not constitute tax or legal advice. Always review official IRS instructions and consult a qualified professional for guidance.
Withholding Rates and Exemptions
Apply the standard federal withholding rate of 30 percent in Box 5 for dividends and capital gains unless a treaty exemption or Code exception applies to the payment. Exemption Code 04 applies when treaty provisions reduce or eliminate withholding on qualifying income types.
Exemption Code 05 applies to portfolio interest that qualifies for exemption under the Internal Revenue Code. Deposit interest reported under Income Code 29 may qualify for exemption under Exemption Code 02 when statutory requirements are met.
Withholding Agent and Payer Identification Requirements
Complete Boxes 11 and 21 with the withholding agent and payer employer identification numbers for all 2016 forms. Distinguish qualified intermediary status when the qualified intermediary assumes primary withholding responsibility under Recipient Code 12.
Report the qualified intermediary employer identification number separately from the withholding agent employer identification number in Box 20 when flow-through entities are involved. Enter both chapter 3 and chapter 4 status codes in the designated boxes for withholding agents and payers.
State Tax Withholding Reporting
Report state income tax withheld in Box 23 only when state law required withholding on the 2016 income payment. Confirm the state tax identification number entered in Box 24 matches the state filing requirements for the jurisdiction.
Enter the full state name in Box 25 using the proper abbreviation format specified in the instructions. The 2016 tax year had no uniform federal-state withholding coordination rule in effect.
Recipient Copies and Distribution
Attach Copy C to the recipient's federal tax return and Copy D to the recipient's state tax return as required by the 2016 instructions. Prepare all four recipient copies simultaneously to maintain a complete audit trail.
- Provide Copy B to the recipient for their records.
- Retain Copy E with the withholding agent for internal documentation.
- File Copy A with the Internal Revenue Service as the official record.
- Any differences between recipient copies and the copy filed with the IRS may cause processing delays or disallowed refund claims.
Non-Qualified Intermediary and Flow-Through Entity Reporting
Complete Boxes 17 through 20 with the entity name, country code, complete address, and U.S. taxpayer identification number when reporting payments to non-qualified intermediaries or flow-through entities. The 2016 instructions require separate reporting when the non-qualified intermediary does not assume primary withholding responsibility.
This requirement distinguishes non-qualified intermediaries from qualified intermediary withholding pools reported under Recipient Codes 15 or 16. Include the U.S. taxpayer identification number only when the entity has provided valid documentation.
Documentation and Recordkeeping
Withholding agents must retain copies of information returns filed with the Internal Revenue Service for at least three years after the reporting due date. You may also satisfy this requirement by maintaining the ability to reconstruct the field data.
Exemption Code 01 for income effectively connected with a U.S. trade or business requires supplementary documentation attached to Form 1042-S. The withholding obligation on effectively connected income applies only when complete documentation exists and the recipient files Form 1040-NR.
Qualified Intermediary Pool Requirements
Qualified intermediary withholding pools must maintain separate rate pool documentation when exempt organizations comprise more than 10 percent of the pooled recipients. This documentation requirement ensures proper classification and withholding treatment for tax-exempt organizations within pooled reporting structures.
Withholding agents must verify the composition of pooled recipients before determining whether separate pool documentation applies. Failure to maintain separate documentation may result in improper withholding rate application and compliance issues.
Filing Deadlines and Procedures
File all Forms 1042-S with the Internal Revenue Service by March 15, 2017, for amounts paid during the 2016 calendar year. Furnish recipient copies by the same March 15 deadline.
Financial institutions must file electronically regardless of the number of forms. Other withholding agents must file electronically when submitting 250 or more forms. Request extensions using Form 8809 before the original due date to receive an automatic 30-day extension period.
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This checklist is for educational purposes only and does not constitute tax or legal advice. Always review official IRS instructions and consult a qualified professional for guidance.

