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IRSOther IRS Forms (1000–1999)

Official form guide

Form 1118-SK: 1118 (Schedule K)

IRS Form 1118-SK Schedule K is used to reconcile a corporation's prior year foreign tax carryover with its current year foreign tax carryover. All amounts reported on this form must be stated in U.S. dollars.

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Form Overview

IRS Form 1118-SK - 1118 (Schedule K)

IRS Form 1118-SK Schedule K is used to reconcile a corporation's prior year foreign tax carryover with its current year foreign tax carryover. All amounts reported on this form must be stated in U.S. dollars.

The form collects the amount of foreign tax carryover from the prior tax year on Line 1. It also requires reporting adjustments for events that occurred between filing dates on Lines 2 through 5, and calculating the excess taxes generated in the current year on Line 6.

Risk Radar

Scan points
  • 1Do not complete Schedule K for section 951A category income because section 904(c) provisions do not apply to those foreign taxes.
  • 2Failing to enter a separate category code on line a, which is required for attachment.
  • 3Completing Schedule K (Form 1118) for section 951A category income.
  • 4Not reporting adjustments on lines 2 through 5 for events between filing dates.
  • 5Entering amounts that exceed the current year excess limitation total on Line 4, column (xiv).

Plain English

This form helps corporations track and report how much they paid in foreign taxes over multiple years. It determines if the company has excess foreign taxes available to apply against future tax liabilities. The process reconciles past carryovers with current year tax amounts.

Submission Date

  • Filing date: 2018-12-04 22:00:41
  • Preparation window: collect IDs, supporting records, and signatures in advance.
  • Final review: verify names, dates, and required fields before submission.

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Glossary Terms

Hover a term to preview the meaning.

What this form is for

  • Use this form when a corporation needs to reconcile its prior year foreign tax carryover with its current year foreign tax carryover.
  • Do not use it when filing for section 951A category income because the carryover provisions of section 904(c) do not apply to foreign taxes assigned to section 951A category income.
  • Check Form 1118 instead when completing the primary corporate tax return document.

Deadline or filing window

Not stated in the official source regarding filing windows or extensions.

Checklist

What you need before filling it out

1

Foreign tax carryover from prior year: Amounts entered must come from line 8 of the prior year Schedule K (Form 1118).

Line 1 · Instructions p.1

Entering amounts manually instead of referencing the prior year's Form 1118-SK.Medium
2

Separate Category Code: Must match the code shown on the attached Form 1118.

Line a (Form p.1) · Instructions p.1

Using an incorrect or outdated separate category code.High
3

Adjustments for section 905(c): Amounts entered must be adjustments needed for section 905(c) redeterminations.

Line 2b · Instructions p.1

Failing to include necessary adjustments required by section 905(c).Medium
4

Defining Excess Limitation: Requires comparing the foreign tax credit limitation (Schedule B, Part II, line 11) against current year taxes available for credit (sum of lines 1-4).

Definitions / Line 4 · Instructions p.1

Calculating the sum incorrectly or using an outdated Schedule B figure.High
5

Required Language/Currency: All information must be stated in U.S. dollars and English.

General Instructions · Instructions p.1

Reporting amounts in foreign currency without conversion.Medium

Before you submit

  1. 1Confirm that the form is attached to Form 1118.
  2. 2Verify all reported amounts are stated in U.S. dollars and English.
  3. 3Enter the separate category code on line a, matching the associated Form 1118.
  4. 4If applicable, enter the country code on line b (for code 901j) or line c (for code RBT), matching the attached Form 1118.
  5. 5Enter amounts for Line 1 by referencing the corresponding column of line 8 from the prior year's Schedule K (Form 1118).
  6. 6Calculate and report all relevant carryover activities using lines 3 through 8, adhering to definitions of excess limitation or excess foreign taxes.
  7. 7Keep a copy of the completed form for records.

How to file this form

  1. 1Determine if the corporation has any foreign tax carryover in the prior year, current year, or both; if so, complete Schedule K (Form 1118) for that separate category of income.
  2. 2Complete line 1 by entering amounts from the appropriate columns of line 8 on the prior year's Schedule K (Form 1118).
  3. 3Calculate and report adjustments needed for section 905(c) redeterminations on line 2b, if applicable.
  4. 4Determine the final carryover amount using lines 3 through 8 to show all activity since the prior year return was filed.
  5. 5Attach Schedule K (Form 1118) to Form 1118 before mailing.
  6. 6Keep a copy of the submitted form and supporting documentation for records.

Known limitations

  1. 1The instructions do not specify penalties for incorrect completion of Schedule K (Form 1118).
  2. 2You must confirm that the revision date reads December 2018.
  3. 3Do not rely on this form without confirming it is Form 1118-SK.
  4. 4Verify the mailing address, as it is not stated in the official source.

Field map

Compact field-by-field guide

6 fields

General Info

2 items

Taxpayer Name and TIN

Full legal name and taxpayer identification number (SSN or EIN).

Requiredtext
Address

Current mailing address.

Requiredtext

Details

2 items

Required Information

Complete all applicable sections of this form according to the official IRS instructions.

Requiredtext
Amount (if applicable)

Enter the relevant dollar amount if this form involves tax calculation.

amount

Certification

1 items

Certification Statement

Read and acknowledge any certifications required by this form.

Requiredcheckbox

Signatures

1 items

Signature

Sign and date. Unsigned forms cannot be processed.

Requiredsignature
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Current form status
IRS

The current edition of Schedule K (Form 1118) has a revision date of December 2018. For the latest information about developments related to this form, taxpayers should visit IRS.gov/Form1118.

What changed or needs a fresh check

  • Edition date — confirm the revision date reads December 2018.
  • Mailing address — Not stated in the official source.
  • Signature — Not stated in the official source.
  • Form number — confirm the form is Form 1118-SK.

Quick Facts

Corporations must file Schedule K (Form 1118) to reconcile their prior and current year foreign tax carryovers.
The form collects the amount of foreign tax carryover from the prior tax year on Line 1. It also requires reporting adjustments for events that occurred between filing dates on Lines 2 through 5, and calculating the excess taxes generated in the current year on Line 6.
Not stated in the official source.
Not stated in the official source.
The provided instructions do not specify penalties for incorrect completion of Schedule K (Form 1118).
First, enter the foreign tax carryover from the prior year on Line 1. Next, report any necessary adjustments resulting from events between filing dates on Lines 2 through 5. Finally, calculate the current year excess taxes generated on Line 6 and determine the actual or estimated amount carried back to the prior tax year on Line 7.

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After you file

  1. 1Keep a copy of your completed Schedule K (Form 1118) for your records.
  2. 2You must file Schedule K (Form 1118) to reconcile foreign tax carryovers.
  3. 3After filing, you should confirm that all amounts are stated in U.S. dollars.
  4. 4Review the form's purpose: it helps corporations track and report excess foreign taxes.

Questions about IRS Form 1118-SK

What is IRS Form 1118-SK used for?

This form helps corporations track and report how much they paid in foreign taxes over multiple years. It determines if the company has excess foreign taxes available to apply against future tax liabilities. The process reconciles past carryovers with current year tax amounts.

Who must file IRS Form 1118-SK?

Corporations must file Schedule K (Form 1118) to reconcile their prior and current year foreign tax carryovers.

What information does IRS Form 1118-SK require?

The form collects the amount of foreign tax carryover from the prior tax year on Line 1. It also requires reporting adjustments for events that occurred between filing dates on Lines 2 through 5, and calculating the excess taxes generated in the current year on Line 6.

How do I complete IRS Form 1118-SK?

First, enter the foreign tax carryover from the prior year on Line 1. Next, report any necessary adjustments resulting from events between filing dates on Lines 2 through 5. Finally, calculate the current year excess taxes generated on Line 6 and determine the actual or estimated amount carried back to the prior tax year on Line 7.

What happens if IRS Form 1118-SK is filed incorrectly?

The provided instructions do not specify penalties for incorrect completion of Schedule K (Form 1118).

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Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
Public DomainCreated by the U.S. federal government. Not subject to copyright (17 USC § 105). Freely copyable without restriction.
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