Capital gains are income derived from the sale of property, most typically investment property. While capital gains are not directly an AMT preference item, they do have an impact on a taxpayer’s Alternative Minimum Tax, and, therefore, are an essential element of AMT planning. One real-life scenario with which the writer is familiar involved a retiree with what one would call a typical investment portfolio, including mutual funds, and it was solely a larger-than-usual year-end capital gain distribution from one mutual fund that threw that individual into the AMT.

For a little review, capital gain income historically has been taxed at a rate lower than the rate that applies to other, “ordinary,” income such as salaries and wages and interest income. This lower rate applies only to “long-term” capital gain (LTCG), which means the taxpayer must hold the property for over one year before selling it. Under current …