Internal Revenue Service United States Department of the Treasury

Instructions for Schedule O (Form 1120) (12/2012)

Consent Plan and Apportionment Schedule for a Controlled Group

Section references are to the Internal Revenue Code unless otherwise noted.

Revised: 12/2012


Table of Contents

  • Instructions for Schedule O (Form 1120) - Introductory Material
    • Future Developments
  • General Instructions
    • Purpose of Schedule
    • Who Must File
      • Completing and Filing Schedule O
    • Definitions and Special Rules
      • Types of Controlled Groups
      • Component Member
      • Overlapping Groups
      • Excluded Stock
      • Apportionment Plan
      • Apportionment of Tax Benefit Items
      • Determining the amount to be apportioned.
      • Calculation of the additional taxes.
      • AMT calculation.
      • Component Member's Liability for its Additional Taxes
      • Allocation of AMT Exemption Amount and the Reduction of the AMT Exemption Amount
  • Specific Instructions
    • Identifying Information
      • Part I. Apportionment Plan Information
        • Example.
        • Line 7a.
        • Line 7b.
        • Line 7c.
      • Part II. Taxable Income Apportionment
        • Part III. Income Tax Apportionment
          • Part IV. Other Apportionments
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