1120-IC-DISC Schedule K

1120-IC-DISC Schedule K – Filing Instructions & Tips

In the ever-changing landscape of international trade, U.S. exporters have a valuable tool at their disposal: the Interest Charge Domestic International Sales Corporation (IC-DISC).

This tax incentive program offers significant benefits, but with those benefits comes the responsibility for accurate tax reporting. For companies utilizing IC-DISC, understanding Schedule K of Form 1120-IC-DISC is crucial.

Schedule K is a separate statement attached to the 1120-IC-DISC tax return. It serves a critical purpose by reporting the distributions made by the IC-DISC to its shareholders during the tax year. These distributions can be either actual taxable distributions or deemed distributions, which are taxable income for shareholders even if not physically received. Schedule K also reports any deferred DISC income, which is income that shareholders can defer paying taxes on under certain conditions.

Read on to explore the intricacies of Schedule K and how it impacts your IC-DISC tax strategy.

Understanding the Components of Schedule K

The manager explains the components of Schedule K from his employee

Schedule K is divided into 3 main parts:

  1. Part I: Taxable Distributions: This section details both deemed distributions (calculated based on a formula) and actual taxable distributions made to shareholders.
  2. Part II: Nontaxable Distributions: This part reports distributions from previously taxed income and accumulated pre-1985 DISC income, which are not taxable to shareholders.
  3. Part III: Other Information: This section captures additional details such as accumulated IC-DISC income attributable to stock sold during the year and any deferred DISC income.

Filling Out Schedule K: A Step-by-Step Guide

Here’s a simplified breakdown of completing Schedule K:

  1. Gather Information: Collect all relevant records regarding shareholder distributions, including dates, amounts, and types of distributions.
  2. Identify Deemed Distributions: Calculate any deemed distributions based on the applicable formula.
  3. Fill Out Part I: Enter the calculated deemed distributions and actual taxable distributions in the appropriate lines.
  4. Complete Part II (if applicable): Report any nontaxable distributions made to shareholders.
  5. Fill Out Part III: Enter any accumulated IC-DISC income and deferred DISC income information.
  6. Attach Schedule K: Attach the completed Schedule K to your 1120-IC-DISC tax return.

Common Mistakes to Avoid

  • Incorrect Deemed Distribution Calculations: Ensure accurate calculations using the proper formula for deemed distributions.
  • Mixing Taxable and Nontaxable Distributions: Clearly distinguish between taxable and nontaxable distributions on Schedule K.
  • Incomplete Information: Provide all necessary details for each distribution reported.

Schedule K and Shareholder Reporting

The manager explains the Schedule K and Shareholder Reporting

The information reported on Schedule K is crucial for shareholders as it directly impacts their individual tax filings.

Schedule K helps determine the amount of taxable income each shareholder receives from the IC-DISC, including deemed distributions.

Shareholders will use this information to report their share of IC-DISC income on their personal tax returns.

Compliance and Deadlines

Schedule K must be filed along with the 1120-IC-DISC tax return by the same deadline , typically the 15th day of the ninth month following the close of the tax year.

Late or incorrect filings of Schedule K can result in penalties from the IRS.

Tax Planning Considerations

The management team planning for implementing the Schedule K for their tax

Understanding Schedule K reporting allows for more strategic tax planning for IC-DISC users.

Accurate reporting of export income and related expenses through Schedule K can optimize the tax benefits of the program.

Consulting with a tax professional experienced in IC-DISC can help businesses navigate the complexities of Schedule K and maximize their tax advantages.


Schedule K is an essential component of the IC-DISC tax filing process.

Understanding its purpose, components, and proper completion is crucial for U.S. exporters utilizing this valuable tax program.

For further assistance with navigating Schedule K and optimizing your IC-DISC tax strategy, contact the experienced professionals at Export Tax Management. We offer comprehensive tax planning and compliance services tailored to the specific needs of U.S. exporters.

Let us help you unlock the full potential of your IC-DISC and achieve your international trade goals.