Enterprise Capital Formation Act of 1993

Enterprise Capital Formation Act of 1993 - Amends the Internal Revenue Code to exclude from gross income: (1) 50 percent of the gain from the sale or exchange of qualified small business stock, other than seed capital stock, held for more than five years; plus (2) an applicable percentage (from 50 to 100 percent) from the sale or exchange of such stock which is seed capital stock held for at least five years.

Establishes special rules for such investments. Provides for determining the maximum capital gains rate for small business net capital gain or seed capital gain. Treats capital gains on the sale of such stock as a preference item for purposes of the minimum tax.