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North Carolina Individual Income Tax Return

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North Carolina Individual Income Tax Return 2017 (D-400)

IMPORTANT: Do not send a photocopy of this form.

For calendar year 2017, or fiscal year beginning and ending

Amended Return Fill in circle (See instructions)

Your Social Security Number: Spouse's Social Security Number:

You must enter your social security number(s)

USE CAPITAL LETTERS FOR YOUR NAME AND ADDRESS

Your First Name M.I. Your Last Name

If a Joint Return, Spouse's First Name M.I. Spouse's Last Name

Mailing Address Apartment Number

City State Zip Code Country (if not U.S.) County

N.C. Education Endowment Fund: You may contribute to the N.C. Education Endowment Fund by making a contribution or designating some or all of your overpayment to the Fund. To make a contribution, enclose Form NC-EDU and your payment of $

To designate your overpayment to the Fund, enter the amount of your designation on Page 2, Line 31. See instructions for information about the Fund.

Filing Status (Fill in one circle only)

1. Single

2. Married Filing Jointly

3. Married Filing Separately

4. Head of Household

5. Qualifying Widow(er)

Year spouse died:

Veteran Information

Are you a veteran? Yes No

Is your spouse a veteran? Yes No

Residency Status

Were you a resident of N.C. for the entire year of 2017? Yes No

Was your spouse a resident for the entire year? Yes No

If No, you must complete and attach Residency Status Form D-400 Schedule PN.

Did you claim the standard deduction on your 2017 federal return? Yes No

Deceased Taxpayer Information

Fill in circle if return is filed and signed by Executor, Administrator or Court-Appointed Personal Representative.

Enter date of death of deceased taxpayer or deceased spouse:

Income and Tax Lines

6. Federal adjusted gross income

7. Additions to federal adjusted gross income

8. Add Lines 6 and 7

9. Deductions from federal adjusted gross income

10. Subtract Line 9 from Line 8

11. N.C. standard deduction OR N.C. itemized deductions

12. Subtract Line 11 from Line 10

13. Part-year residents and nonresidents taxable percentage

14. North Carolina Taxable Income

15. North Carolina Income Tax

Lines 16 through 34 continue on Page 2 with tax credits, withholding, payments, overpayment, tax due, and refund details.

Page 2 - Tax Payments and Refund

16. Tax Credits

17. Subtract Line 16 from Line 15

18. Consumer Use Tax Certify no Consumer Use Tax due

19. Add Lines 17 and 18

20a. North Carolina Income Tax Withheld - Your tax withheld

20b. North Carolina Income Tax Withheld - Spouse's tax withheld

21a. Other Tax Payments - 2017 estimated tax

21b. Paid with extension

21c. Partnership

21d. S Corporation

22. Amended Returns Only - Previous payments

23. Total Payments

24. Amended Returns Only - Previous refunds

25. Subtract Line 24 from Line 23

26a. Tax Due

26b. Penalties

26c. Interest

26d. Total of 26b and 26c

26e. Interest on underpayment of estimated income tax

27. Pay This Amount

28. Overpayment

29. Amount of Line 28 to be applied to 2018 Estimated Income Tax

30. Contribution to the N.C. Nongame and Endangered Wildlife Fund

31. Contribution to the N.C. Education Endowment Fund

32. Contribution to the N.C. Breast and Cervical Cancer Control Program

33. Add Lines 29 through 32

34. Subtract Line 33 from Line 28. This is the Amount To Be Refunded

Sign Here

Your Signature

Spouse's Signature

Prepared By

Paid Preparer's Signature

Preparer's FEIN, SSN, or PTIN

Preparer's Telephone Number

Home Telephone Number (Include area code)

Refund Mailing Address:

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What the North Carolina Individual Income Tax Return Is

The North Carolina Individual Income Tax Return is the state form individuals use to report taxable income, claim credits, and calculate state tax liability for residents and part-year residents. It captures wages, interest, dividends, business income, retirement income, adjustments, and credits specific to North Carolina tax law. Filers can submit the return electronically or by paper, reconcile withholding and estimated payments, and remit any balance due. The return aligns with federal filing concepts but includes state-specific additions, subtractions, and tax rates that affect final liability and refund eligibility.

Why Filing the North Carolina Return Matters

Filing accurately determines state tax liability, ensures proper withholding reconciliation, and preserves eligibility for state credits and refunds; timely filing reduces penalty exposure and avoids collection actions under state law.

Why Filing the North Carolina Return Matters

Who Typically Prepares or Signs This Return

Individuals, tax preparers, payroll departments, and authorized representatives commonly prepare and submit the North Carolina Individual Income Tax Return.

  • Individual filers who live in North Carolina full time or part year and must report state-source income
  • Paid tax professionals and CPA firms preparing returns and representing clients before the Department of Revenue
  • Payroll and HR teams filing state withholding reconciliations for employee wage reporting

Preparers and filers should confirm residency status and ensure all required supporting schedules and payments accompany the return to reduce processing delays.

Required Personal and Tax Data on the Return

Taxpayer Name: Full legal name
Social Security Number: SSN or ITIN
Filing Status: Single, married filing jointly, etc.
Income Totals: Wages, interest, dividends
Withholding: NC withholding from W-2/other
Bank Information: Routing and account for direct deposit

Step-by-Step: Completing and Submitting the Return

Follow these core steps to prepare and submit a complete North Carolina Individual Income Tax Return with minimal errors.

  • 01
    Gather Documents: Collect W-2s and 1099s
  • 02
    Complete Federal Return: Prepare 1040 first
  • 03
    Transfer Data: Copy federal totals to state form
  • 04
    File and Pay: E-file or mail; include payment

How to Configure an Electronic Filing Workflow

Set up e-filing with clear roles, authentication, and routing to ensure returns are signed and filed securely.

Field Configuration
Signer Roles Taxpayer | Preparer
Authentication Email link | SMS code
Attachments W-2s, 1099s, schedules
Delivery E-file to NC DOR or PDF for paper

Where and How to Submit the Completed Return

Returns can be submitted electronically through approved e-file providers or printed and mailed to the Department of Revenue; choose the method that matches your filing situation.

  • E-file: Use approved e-file provider
  • Mail: Mail paper returns to NC DOR
  • Authorized Rep: Preparer e-file authorization
  • Payment: Pay online or include check

Sharing, Signing, and System Compatibility

Choose distribution channels that preserve form integrity, audit trails, and required signer authentication.

  • File Formats: PDF and DOCX supported
  • Integrations: Connects to payroll/ERP systems
  • Authentication: Email, SMS, or stronger methods

Key Filing Dates and Deadlines

Observe federal and state deadlines; missing them can trigger penalties and interest on unpaid tax balances.

Federal Individual:

April 15 federal due date

State Individual:

North Carolina due same as federal

Extension:

File Form 4868 for federal extension

1099/Withholding:

January 31 for most informational forms

Estimated Payments:

Quarterly due dates apply

Penalties and Risks of Incorrect or Late Filing

Late-Filing Penalty: Interest and penalties assessed
Late-Payment Penalty: Addition to unpaid tax
Information Return Penalty: IRC §6721 applies
Intentional Disregard: $660+ per form
Backup Withholding: 24% when TIN invalid
Audit Risk: Increased with inconsistencies

Common Preparation Errors to Avoid

  • Transposing Social Security numbers or names causes rejections and processing delays with the Department of Revenue
  • Omitting state-specific additions or subtractions leads to incorrect tax calculation and potential audit adjustments
  • Failing to match federal and state filing choices (for example, differing dependents) can trigger reconciliation notices
  • Rounding errors, incorrect withholding entries, or missing schedules often require amended returns and additional fees

Electronic Filing Compared with Paper Submission

Compare common attributes of electronic filing and traditional paper filing so you can choose the method that suits your situation.

Criteria Electronic Filing Paper Filing
Legal Status esign/ueta valid handwritten recognized
Processing Time faster e-processing slower manual processing
Acceptance accepted by nc dor accepted by mail
Signature Option e-signature permitted wet signature allowed

eSignature Vendor Pricing Snapshot for Tax Workflows

Compare basic pricing and feature indicators for common eSignature vendors; signNow is shown first per vendor comparison conventions.

signNow DocuSign Adobe Sign PandaDoc HelloSign
Starting Price $8/user/mo $15/user/mo $14/user/mo $19/user/mo $15/user/mo
Free Trial 7-day free trial Varies by vendor Varies by vendor Varies by vendor Varies by vendor
Bulk Send Yes Yes Yes Yes Yes
Audit Trail Yes Yes Yes Yes Yes
HIPAA Compliant Yes Yes Yes No No

Examples of Organizations Using eSignature for Tax Workflows

Real customer examples show how organizations streamline signature, delivery, and storage of tax returns and related forms.

Optica Ventures LLC

Small firm moved to e-signing to speed returns

  • Reduced turnaround on client authorizations
  • The interface is simple and easy-to-use for their team and clients, helping them file and retain executed returns more efficiently.

Fertility Centers of Illinois

Healthcare provider secured signed consent and tax documents online

  • Implemented HIPAA controls and BAAs
  • The team appreciated responsive support and reliable audit trails that met regulatory and internal retention needs.

Tips for Accurate and Efficient Completion

Follow these best practices to minimize errors, speed processing, and maintain compliance when preparing the North Carolina return.

Confirm Identity
Verify names and SSNs against Social Security records to avoid rejections and backup withholding.
Match Federal Data
Ensure figures copied from federal forms match to prevent state reconciliation notices.
Use e-file
Electronic filing reduces processing time and provides immediate acceptance or error messages.
Retain Documentation
Keep supporting documents for at least three years, longer if items increase liability risk.

Key Processing Milestones After Submission

Understand the typical sequence after you submit a return so you can track acceptance, refund issuance, or notices.

01

Submission

Return transmitted to NC DOR and queued for validation

02

Acceptance

System confirms receipt and basic validation checks

03

Processing

Detailed review for credits, withholding, or anomalies

04

Resolution

Notice issued for errors or refund processed

FAQs: Common Questions About the North Carolina Individual Income Tax Return

Answers to frequent questions about filing, corrections, signatures, and recordkeeping for the North Carolina Individual Income Tax Return.


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