Chapter 29: Characterization of Gains and Losses

REG property-tax coverage for Section 1231, recapture, installment sales, and gain-or-loss character analysis.

This chapter explains how tax law characterizes gains and losses once a property transaction occurs. The same dollar gain can produce very different tax results depending on whether it is ordinary, capital, Section 1231, or recaptured depreciation.

In This Chapter

How to Use This Chapter

  • Read this chapter when disposition questions are being answered with the right amount but the wrong character.
  • Focus on the classification path from asset type to recapture to final gain treatment.
  • Return here whenever a property question mixes Section 1231 treatment with installment-sale or related-party issues.

In this section

  • Section 1231 Netting Process: Capital vs. Ordinary
    Learn how Section 1231 property gains and losses are netted, apply lookback rules, and understand when capital gains are recharacterized as ordinary—complete with step-by-step diagrams and examples.
  • Depreciation Recapture (Sections 1245, 1250)
    Deep dive into the intricacies of depreciation recapture under Sections 1245 and 1250, including key computations, real-world examples, and lookback considerations for equipment and real property.
  • Unrecaptured Section 1250 Gain and Other Special Rules
    Discover how individuals incur a special 25% rate on real estate depreciation recapture, clarifying key considerations, calculations, and IRS rules for Section 1250 gains.
  • Installment Sales and Related-Party Sales
    Explore the comprehensive mechanics of installment sales, including the gross profit ratio method, imputed interest rules, and limitations affecting related-party transactions. Learn how these provisions govern the recognition of gains, ensure fair tax treatment, and prevent abuse, all supplemented with practical examples and diagrams.
Revised on Friday, April 24, 2026